diff --git a/src/app/api/logistic/actions.ts b/src/app/api/logistic/actions.ts
index 3121c7c..56b8c3c 100644
--- a/src/app/api/logistic/actions.ts
+++ b/src/app/api/logistic/actions.ts
@@ -48,3 +48,18 @@ export const saveLogisticsBatchCreateAction = async (
     headers: { "Content-Type": "application/json" },
   });
 };
+
+export type DeleteLogisticRequest = {
+  id: number;
+};
+
+export const deleteLogisticAction = async (
+  data: DeleteLogisticRequest,
+): Promise<{ message?: string }> => {
+  const endpoint = `${BASE_API_URL}/logistic/delete`;
+  return serverFetchJson<{ message?: string }>(endpoint, {
+    method: "POST",
+    body: JSON.stringify(data),
+    headers: { "Content-Type": "application/json" },
+  });
+};
diff --git a/src/app/api/logistic/client.ts b/src/app/api/logistic/client.ts
index 1f4f9ac..62b962c 100644
--- a/src/app/api/logistic/client.ts
+++ b/src/app/api/logistic/client.ts
@@ -4,6 +4,7 @@ import {
   findAllLogisticsAction,
   saveLogisticAction,
   saveLogisticsBatchCreateAction,
+  deleteLogisticAction,
   type LogisticRow,
   type SaveLogisticRequest,
 } from "./actions";
@@ -25,3 +26,7 @@ export const saveLogisticClient = async (
 ): Promise<LogisticRow> => {
   return await saveLogisticAction(data);
 };
+
+export const deleteLogisticClient = async (id: number): Promise<void> => {
+  await deleteLogisticAction({ id });
+};
diff --git a/src/app/api/shop/actions.ts b/src/app/api/shop/actions.ts
index 7fae0b3..a60950b 100644
--- a/src/app/api/shop/actions.ts
+++ b/src/app/api/shop/actions.ts
@@ -519,6 +519,9 @@ export type TruckLaneVersionDiffLine = {
   truckRowId: number;
   shopCode: string | null;
   changes: DiffFieldChange[];
+  /** 快照車線（僅欄位異動時 changes 不含 truckLanceCode/remark） */
+  truckLanceCode?: string | null;
+  remark?: string | null;
 };
 
 export type LogisticMasterDiffLine = {
diff --git a/src/components/Shop/RouteBoard.tsx b/src/components/Shop/RouteBoard.tsx
index 546f4f5..dee873e 100644
--- a/src/components/Shop/RouteBoard.tsx
+++ b/src/components/Shop/RouteBoard.tsx
@@ -96,6 +96,7 @@ import {
   deleteTruckLaneClient,
 } from "@/app/api/shop/client";
 import {
+  deleteLogisticClient,
   findAllLogisticsClient,
   saveLogisticClient,
   saveLogisticsBatchCreateClient,
@@ -116,9 +117,11 @@ import {
   diffLinesToShopRows,
   formatLaneLabel,
   resolveHeadVersionId,
+  resolveVersionLogLaneLabel,
   resolveVersionLogShopHeadline,
   splitVersionCreated,
   summarizeVersionRows,
+  VERSION_LOG_LOADING_SEQUENCE_LABEL,
   type StagedDeleteMeta,
   type ShopRowBaseline,
 } from "@/components/Shop/routeBoardVersionLog";
@@ -1088,6 +1091,8 @@ const RouteBoard: React.FC = () => {
   const [pendingLogisticMasterEdits, setPendingLogisticMasterEdits] = useState<
     Map<number, SaveLogisticRequest>
   >(new Map());
+  const [pendingLogisticMasterDeletes, setPendingLogisticMasterDeletes] =
+    useState<Set<number>>(new Set());
   const nextPendingLogisticTempIdRef = useRef(-1);
   const addLogisticInFlightRef = useRef(false);
   const logisticRowsEffective = useMemo(() => {
@@ -1098,20 +1103,27 @@ const RouteBoard: React.FC = () => {
       driverName: p.driverName,
       driverNumber: p.driverNumber,
     }));
-    const dbWithEdits = logisticRowsFromDb.map((r) => {
-      const id = Number(r.id);
-      const edit = pendingLogisticMasterEdits.get(id);
-      if (!edit) return r;
-      return {
-        ...r,
-        logisticName: edit.logisticName,
-        carPlate: edit.carPlate,
-        driverName: edit.driverName,
-        driverNumber: edit.driverNumber,
-      };
-    });
+    const dbWithEdits = logisticRowsFromDb
+      .filter((r) => !pendingLogisticMasterDeletes.has(Number(r.id)))
+      .map((r) => {
+        const id = Number(r.id);
+        const edit = pendingLogisticMasterEdits.get(id);
+        if (!edit) return r;
+        return {
+          ...r,
+          logisticName: edit.logisticName,
+          carPlate: edit.carPlate,
+          driverName: edit.driverName,
+          driverNumber: edit.driverNumber,
+        };
+      });
     return [...pendingRows, ...dbWithEdits];
-  }, [pendingLogisticMasterAdds, pendingLogisticMasterEdits, logisticRowsFromDb]);
+  }, [
+    pendingLogisticMasterAdds,
+    pendingLogisticMasterEdits,
+    pendingLogisticMasterDeletes,
+    logisticRowsFromDb,
+  ]);
   const logisticNameById = useMemo(() => {
     const m = new Map<number, string>();
     for (const r of logisticRowsEffective) {
@@ -1453,6 +1465,7 @@ const RouteBoard: React.FC = () => {
       syncShopDistrictBaselineFromLanes(nextBoard);
       setPendingLogisticMasterAdds([]);
       setPendingLogisticMasterEdits(new Map());
+      setPendingLogisticMasterDeletes(new Set());
       pendingImportFileRef.current = null;
       setPendingImportMeta(null);
       // default: select none (user will pick lanes)
@@ -1675,6 +1688,34 @@ const RouteBoard: React.FC = () => {
     }
   };
 
+  const stageDeleteLogistic = useCallback(
+    (row: LogisticRow, companyLabel: string) => {
+      const id = Number(row.id);
+      if (!Number.isFinite(id)) return;
+      const name =
+        String(companyLabel || row.logisticName || "").trim() || "—";
+      if (!window.confirm(t("confirm_deleteLogistic", { name }))) return;
+      if (id < 0) {
+        setPendingLogisticMasterAdds((prev) =>
+          prev.filter((p) => p.tempId !== id),
+        );
+      } else {
+        setPendingLogisticMasterDeletes((prev) => {
+          const next = new Set(prev);
+          next.add(id);
+          return next;
+        });
+      }
+      setPendingLogisticMasterEdits((prev) => {
+        const next = new Map(prev);
+        next.delete(id);
+        return next;
+      });
+      setSaveResult(null);
+    },
+    [t],
+  );
+
   const handleExportSelectedLanesExcel = useCallback(async () => {
     if (selectedLaneIds.length === 0) {
       setError(t("err_exportNeedSelection"));
@@ -1725,6 +1766,7 @@ const RouteBoard: React.FC = () => {
       pendingNewLanes.length > 0 ||
       pendingLogisticMasterAdds.length > 0 ||
       pendingLogisticMasterEdits.size > 0 ||
+      pendingLogisticMasterDeletes.size > 0 ||
       pendingRestoreVersionId != null ||
       pendingImportMeta != null ||
       Object.values(pendingEmptyDistrictsByLane).some(
@@ -1748,6 +1790,7 @@ const RouteBoard: React.FC = () => {
       setPendingNewLanes([]);
       setPendingLogisticMasterAdds([]);
       setPendingLogisticMasterEdits(new Map());
+      setPendingLogisticMasterDeletes(new Set());
       setPendingRestoreVersionId(null);
       setPendingEmptyDistrictsByLane({});
       setDistrictEditOpen(false);
@@ -1902,17 +1945,29 @@ const RouteBoard: React.FC = () => {
       const n = String(p.logisticName ?? "").trim();
       if (n) set.add(n);
     }
-    for (const n of logisticNamesFromDb) {
-      const s = String(n ?? "").trim();
+    for (const r of logisticRowsFromDb) {
+      const id = Number(r.id);
+      if (pendingLogisticMasterDeletes.has(id)) continue;
+      const s = String(r.logisticName ?? "").trim();
       if (s) set.add(s);
     }
     return Array.from(set).sort((a, b) => a.localeCompare(b, "zh-Hant"));
-  }, [pendingLogisticMasterAdds, logisticNamesFromDb]);
+  }, [
+    pendingLogisticMasterAdds,
+    pendingLogisticMasterDeletes,
+    logisticRowsFromDb,
+  ]);
 
   /** 依左欄篩選後的車線，再依物流公司名稱（含 overlay）分組；併入 GET /logistic/all 有、但尚未掛車線的公司 */
   const lanesByLogisticsCompany = useMemo(() => {
     const map = new Map<string, Lane[]>();
     for (const lane of visibleLaneOptions) {
+      if (
+        selectedLaneIds.length > 0 &&
+        !selectedLaneIds.includes(lane.id)
+      ) {
+        continue;
+      }
       const company =
         String(lane.logisticsCompany ?? "").trim() || "未分配物流商";
       const arr = map.get(company) ?? [];
@@ -1930,7 +1985,7 @@ const RouteBoard: React.FC = () => {
       return a[0].localeCompare(b[0], "zh-Hant");
     });
     return entries;
-  }, [visibleLaneOptions, logisticNamesEffective]);
+  }, [visibleLaneOptions, logisticNamesEffective, selectedLaneIds]);
 
   const addShopCandidates = useMemo(() => {
     if (!addShopLaneId) return [];
@@ -2720,6 +2775,7 @@ const RouteBoard: React.FC = () => {
     pendingNewLanes.length > 0 ||
     pendingLogisticMasterAdds.length > 0 ||
     pendingLogisticMasterEdits.size > 0 ||
+    pendingLogisticMasterDeletes.size > 0 ||
     pendingImportMeta != null ||
     pendingRestoreVersionId != null ||
     Object.values(pendingEmptyDistrictsByLane).some(
@@ -2796,6 +2852,15 @@ const RouteBoard: React.FC = () => {
             fromPlate: prev?.carPlate ?? "",
           };
         }),
+        pendingLogisticMasterDeletes: Array.from(
+          pendingLogisticMasterDeletes,
+        ).map((id) => {
+          const prev = logisticRowsFromDb.find((r) => Number(r.id) === id);
+          return {
+            id,
+            logisticName: String(prev?.logisticName ?? "").trim() || "—",
+          };
+        }),
         pendingImport: pendingImportMeta,
         laneLogisticChanges: laneLogisticChangesForStaged,
         lanes,
@@ -2813,6 +2878,7 @@ const RouteBoard: React.FC = () => {
       pendingNewLanes,
       pendingLogisticMasterAdds,
       pendingLogisticMasterEdits,
+      pendingLogisticMasterDeletes,
       pendingImportMeta,
       laneLogisticChangesForStaged,
       lanes,
@@ -2964,6 +3030,9 @@ const RouteBoard: React.FC = () => {
       const pendingLogisticMasterEditsSnapshot = new Map(
         pendingLogisticMasterEdits,
       );
+      const pendingLogisticMasterDeletesSnapshot = new Set(
+        pendingLogisticMasterDeletes,
+      );
       const pendingImportFile = pendingImportFileRef.current;
 
       let laneLogisticChangesLive = getLaneLogisticChanges();
@@ -2978,6 +3047,7 @@ const RouteBoard: React.FC = () => {
         laneLogisticChangesLive.length > 0 ||
         pendingLogisticMasterAddsSnapshot.length > 0 ||
         pendingLogisticMasterEditsSnapshot.size > 0 ||
+        pendingLogisticMasterDeletesSnapshot.size > 0 ||
         pendingImportFile != null ||
         pendingRestoreId != null;
       const hasPendingEmptyDistrictsOnly =
@@ -3012,6 +3082,7 @@ const RouteBoard: React.FC = () => {
           laneLogisticChangesLive.length > 0 ||
           pendingLogisticMasterAddsSnapshot.length > 0 ||
           pendingLogisticMasterEditsSnapshot.size > 0 ||
+          pendingLogisticMasterDeletesSnapshot.size > 0 ||
           pendingImportFile != null;
         if (hadRestoreWithOtherWork) {
           if (!window.confirm(t("confirm_restoreSaveWillDropStaging")))
@@ -3026,6 +3097,7 @@ const RouteBoard: React.FC = () => {
           setPendingNewLanes([]);
           setPendingLogisticMasterAdds([]);
           setPendingLogisticMasterEdits(new Map());
+          setPendingLogisticMasterDeletes(new Set());
           pendingImportFileRef.current = null;
           setPendingImportMeta(null);
           setPendingEmptyDistrictsByLane({});
@@ -3055,12 +3127,21 @@ const RouteBoard: React.FC = () => {
         for (const [id, req] of Array.from(
           pendingLogisticMasterEditsSnapshot.entries(),
         )) {
+          if (pendingLogisticMasterDeletesSnapshot.has(id)) continue;
           await saveLogisticClient({ ...req, id });
         }
         setPendingLogisticMasterEdits(new Map());
         await reloadLogisticNamesFromDb();
       }
 
+      if (pendingLogisticMasterDeletesSnapshot.size > 0) {
+        for (const id of Array.from(pendingLogisticMasterDeletesSnapshot)) {
+          await deleteLogisticClient(id);
+        }
+        setPendingLogisticMasterDeletes(new Set());
+        await reloadLogisticNamesFromDb();
+      }
+
       if (pendingLogisticMasterAddsSnapshot.length > 0) {
         const savedRows = await saveLogisticsBatchCreateClient(
           pendingLogisticMasterAddsSnapshot.map((p) => ({
@@ -3296,6 +3377,7 @@ const RouteBoard: React.FC = () => {
             truckLanceCode: null,
             note: "board save",
           });
+          await refreshLogVersions();
         } catch (snapErr: any) {
           console.warn("Auto snapshot after board save failed:", snapErr);
         }
@@ -3354,6 +3436,7 @@ const RouteBoard: React.FC = () => {
     setPendingNewLanes([]);
     setPendingLogisticMasterAdds([]);
     setPendingLogisticMasterEdits(new Map());
+    setPendingLogisticMasterDeletes(new Set());
     pendingImportFileRef.current = null;
     setPendingImportMeta(null);
     pendingLaneKeys.forEach((id) =>
@@ -3528,6 +3611,9 @@ const RouteBoard: React.FC = () => {
           truckRowId,
           shopCode,
           changes: changes.filter((c) => c.field),
+          truckLanceCode:
+            line?.truckLanceCode != null ? String(line.truckLanceCode) : null,
+          remark: line?.remark != null ? String(line.remark) : null,
         };
       })
       .filter((x) => Number.isFinite(x.truckRowId) && x.truckRowId > 0);
@@ -3576,6 +3662,22 @@ const RouteBoard: React.FC = () => {
     }
   };
 
+  const refreshLogVersions = useCallback(async () => {
+    try {
+      const list = await listTruckLaneVersionsClient();
+      const arr = Array.isArray(list) ? list : [];
+      setLogVersions(arr);
+      return arr;
+    } catch (e) {
+      console.warn("Failed to load truck lane versions:", e);
+      return [];
+    }
+  }, []);
+
+  useEffect(() => {
+    void refreshLogVersions();
+  }, [refreshLogVersions]);
+
   const openLogDialog = async () => {
     setLogDialogOpen(true);
     setDiffError(null);
@@ -3585,9 +3687,7 @@ const RouteBoard: React.FC = () => {
 
     setLoadingVersions(true);
     try {
-      const list = await listTruckLaneVersionsClient();
-      const arr = Array.isArray(list) ? list : [];
-      setLogVersions(arr);
+      const arr = await refreshLogVersions();
       const head = resolveHeadVersionId(arr);
       setSelectedLogVersionId(head);
       if (head != null) {
@@ -3668,6 +3768,7 @@ const RouteBoard: React.FC = () => {
       pendingNewLanes.length > 0 ||
       pendingLogisticMasterAdds.length > 0 ||
       pendingLogisticMasterEdits.size > 0 ||
+      pendingLogisticMasterDeletes.size > 0 ||
       pendingImportMeta != null ||
       getLaneLogisticChanges().length > 0 ||
       Object.values(pendingEmptyDistrictsByLane).some(
@@ -3989,26 +4090,17 @@ const RouteBoard: React.FC = () => {
           alignItems="center"
           spacing={2}
         >
-          <Stack direction="row" spacing={1.5} alignItems="center">
-            <Box
-              sx={{
-                bgcolor: "primary.main",
-                p: 1,
-                borderRadius: 1,
-                display: "inline-flex",
-              }}
-            >
-              <TruckIcon size={20} color="white" />
-            </Box>
-            <Box>
-              <Typography variant="h6" sx={{ fontWeight: 800 }}>
-                {t("pageTitle")}
-              </Typography>
-              <Typography variant="caption" color="text.secondary">
-                {t("Current version")}: 2026-04-16 {t("new arrangement")}
-              </Typography>
-            </Box>
-          </Stack>
+          <Box>
+            <Typography variant="h6" sx={{ fontWeight: 800 }}>
+              {t("pageTitle")}
+            </Typography>
+            <Typography variant="caption" color="text.secondary">
+              {t("Current version")}:{" "}
+              {headVersionId != null
+                ? t("version_ui_id", { id: headVersionId })
+                : t("version_ui_none")}
+            </Typography>
+          </Box>
 
           <Stack
             direction="row"
@@ -4310,15 +4402,14 @@ const RouteBoard: React.FC = () => {
               display: "flex",
               alignItems: "center",
               justifyContent: "space-between",
+              py: 1.5,
+              pl: 2,
               pr: 1,
             }}
           >
-            <Stack direction="row" spacing={1} alignItems="center">
-              <History size={22} color="var(--mui-palette-primary-main)" />
-              <Typography variant="h6" sx={{ fontWeight: 800 }}>
-                {t("versionLogDialogTitle")}
-              </Typography>
-            </Stack>
+            <Typography variant="h6" sx={{ fontWeight: 800, textAlign: "left" }}>
+              {t("versionLogDialogTitle")}
+            </Typography>
             <IconButton
               aria-label={t("drawerClose")}
               onClick={closeLogDialog}
@@ -4701,15 +4792,12 @@ const RouteBoard: React.FC = () => {
                                 direction="row"
                                 spacing={1}
                                 alignItems="center"
-                                sx={{ mb: 1 }}
+                                sx={{ mb: 1, color: "primary.dark" }}
                               >
                                 <Info size={18} />
                                 <Typography
                                   variant="subtitle2"
-                                  sx={{
-                                    fontWeight: 800,
-                                    color: "primary.dark",
-                                  }}
+                                  sx={{ fontWeight: 800 }}
                                 >
                                   {t("diff_summary_title")}
                                 </Typography>
@@ -4995,6 +5083,7 @@ const RouteBoard: React.FC = () => {
                                                       | "diff_staged_shopDistrictOnly"
                                                       | "diff_staged_pendingLogisticMaster"
                                                       | "diff_staged_editLogisticMaster"
+                                                      | "diff_staged_deleteLogisticMaster"
                                                       | "diff_staged_importPending",
                                                     entry.titleParams as Record<
                                                       string,
@@ -5158,6 +5247,8 @@ const RouteBoard: React.FC = () => {
                                         row,
                                         shopNameByCodeMap,
                                       );
+                                    const laneLabelForFields =
+                                      resolveVersionLogLaneLabel(row);
                                     return (
                                       <Paper
                                         key={`${row.truckRowId}-${ri}`}
@@ -5349,6 +5440,17 @@ const RouteBoard: React.FC = () => {
                                                               fe.to,
                                                             )
                                                           : fe.to;
+                                                        const isLoadingSeq =
+                                                          fe.label ===
+                                                            VERSION_LOG_LOADING_SEQUENCE_LABEL ||
+                                                          fe.label ===
+                                                            "loadingSequence";
+                                                        const showLaneOnSeq =
+                                                          isLoadingSeq &&
+                                                          laneLabelForFields !=
+                                                            null &&
+                                                          laneLabelForFields !==
+                                                            "";
 
                                                         return (
                                                           <Typography
@@ -5372,6 +5474,26 @@ const RouteBoard: React.FC = () => {
                                                                 t,
                                                               )}
                                                             </Box>
+                                                            {showLaneOnSeq && (
+                                                              <Box
+                                                                component="span"
+                                                                sx={{
+                                                                  fontWeight: 600,
+                                                                  color:
+                                                                    "text.secondary",
+                                                                }}
+                                                              >
+                                                                {" "}
+                                                                (
+                                                                {t(
+                                                                  "diff_onLane",
+                                                                  {
+                                                                    lane: laneLabelForFields,
+                                                                  },
+                                                                )}
+                                                                )
+                                                              </Box>
+                                                            )}
                                                             {"："}
                                                             {from} → {to}
                                                           </Typography>
@@ -5910,7 +6032,6 @@ const RouteBoard: React.FC = () => {
                     driverPhone: e.target.value,
                   }))
                 }
-                helperText={t("logistic_phone_helper")}
                 InputProps={{
                   startAdornment: (
                     <InputAdornment position="start">
@@ -6032,7 +6153,6 @@ const RouteBoard: React.FC = () => {
                     driverPhone: e.target.value,
                   }))
                 }
-                helperText={t("logistic_phone_helper")}
                 InputProps={{
                   startAdornment: (
                     <InputAdornment position="start">
@@ -6060,7 +6180,7 @@ const RouteBoard: React.FC = () => {
             >
               {editLogisticSubmitting
                 ? t("Submitting...")
-                : t("logistic_btn_saveDb")}
+                : t("logistic_btn_apply")}
             </Button>
           </DialogActions>
         </Dialog>
@@ -6122,6 +6242,295 @@ const RouteBoard: React.FC = () => {
             </Button>
           </Stack>
 
+          {(() => {
+            const laneIds = visibleLaneOptions.map((l) => l.id);
+            const total = laneIds.length;
+            const selectedVisible = laneIds.filter((id) =>
+              selectedLaneIds.includes(id),
+            ).length;
+            const filterActive =
+              laneFilter.floor !== "all" ||
+              String(laneFilter.query || "").trim() !== "";
+            return (
+              <Box sx={{ mb: routeBoardTab === "logistics" ? 2 : 0 }}>
+                <Typography
+                  variant="overline"
+                  sx={{ fontWeight: 800, color: "text.secondary" }}
+                >
+                  {t("lane_selectTitle")}
+                </Typography>
+
+                <Select
+                  multiple
+                  size="small"
+                  value={selectedLaneIds}
+                  displayEmpty
+                  fullWidth
+                  renderValue={(selected) => {
+                    const arr = selected as string[];
+                    if (arr.length === 0) return t("lane_selectedNone");
+                    if (filterActive)
+                      return t("lane_selectedCount", {
+                        count: selectedVisible,
+                      });
+                    return t("lane_selectedCount", { count: arr.length });
+                  }}
+                  onChange={(e) => {
+                    const value = e.target.value as unknown as string[];
+                    setSelectedLaneIds(value);
+                  }}
+                  MenuProps={{
+                    autoFocus: false,
+                    MenuListProps: { autoFocus: false, dense: false },
+                    PaperProps: {
+                      sx: {
+                        maxHeight: 420,
+                        minWidth: 360,
+                        maxWidth: "min(100vw - 32px, 480px)",
+                      },
+                    },
+                  }}
+                  sx={{ mt: 1 }}
+                >
+                  <ListSubheader
+                    sx={{
+                      px: 1.5,
+                      py: 1,
+                      lineHeight: 1.2,
+                      position: "sticky",
+                      top: 0,
+                      zIndex: 2,
+                      bgcolor: "background.paper",
+                      borderBottom: 1,
+                      borderColor: "divider",
+                    }}
+                    onClick={(e) => e.stopPropagation()}
+                  >
+                    <Stack direction="row" spacing={0.5} alignItems="center">
+                      <TextField
+                        size="small"
+                        fullWidth
+                        placeholder={t("lane_searchPh")}
+                        value={laneFilter.query}
+                        onChange={(e) =>
+                          setLaneFilter((prev) => ({
+                            ...prev,
+                            query: e.target.value,
+                          }))
+                        }
+                        onKeyDown={(e) => e.stopPropagation()}
+                        onClick={(e) => e.stopPropagation()}
+                        onMouseDown={(e) => e.stopPropagation()}
+                        InputProps={{
+                          startAdornment: (
+                            <Box
+                              sx={{
+                                mr: 0.5,
+                                display: "inline-flex",
+                                color: "text.disabled",
+                              }}
+                            >
+                              <Search size={16} />
+                            </Box>
+                          ),
+                        }}
+                        sx={{
+                          flex: 1,
+                          minWidth: 0,
+                          "& .MuiOutlinedInput-root": {
+                            borderRadius: 2,
+                            bgcolor: "grey.50",
+                          },
+                          "& .MuiInputBase-input": {
+                            textAlign: "left",
+                            fontSize: "0.8125rem",
+                            color: "text.secondary",
+                            py: 0.75,
+                          },
+                          "& .MuiInputBase-input::placeholder": {
+                            opacity: 1,
+                            color: "text.disabled",
+                            textAlign: "left",
+                          },
+                        }}
+                      />
+                      <Tooltip title={t("floor_label")}>
+                        <span>
+                          <IconButton
+                            size="small"
+                            aria-label={t("floor_label")}
+                            disabled={(lanes || []).length === 0}
+                            color={filterActive ? "primary" : "default"}
+                            onMouseDown={(e) => e.stopPropagation()}
+                            onClick={(e) => {
+                              e.stopPropagation();
+                              setLaneFilterAnchor(e.currentTarget);
+                            }}
+                            sx={{
+                              flexShrink: 0,
+                              width: 32,
+                              height: 32,
+                            }}
+                          >
+                            <FilterListIcon fontSize="small" />
+                          </IconButton>
+                        </span>
+                      </Tooltip>
+                      <Button
+                        size="small"
+                        variant="text"
+                        disabled={total === 0}
+                        onMouseDown={(e) => e.stopPropagation()}
+                        onClick={(e) => {
+                          e.stopPropagation();
+                          setSelectedLaneIds((prev) => {
+                            const set = new Set(prev);
+                            if (laneIds.every((id) => set.has(id))) {
+                              laneIds.forEach((id) => set.delete(id));
+                            } else {
+                              laneIds.forEach((id) => set.add(id));
+                            }
+                            return Array.from(set);
+                          });
+                        }}
+                        sx={{
+                          flexShrink: 0,
+                          minWidth: "auto",
+                          px: 1,
+                          py: 0.25,
+                        }}
+                      >
+                        {t("lane_selectAll")}
+                      </Button>
+                    </Stack>
+                  </ListSubheader>
+                  {visibleLaneOptions.length === 0 ? (
+                    <MenuItem disabled>{t("lane_noMatchFilter")}</MenuItem>
+                  ) : (
+                    visibleLaneOptions.map((lane) => {
+                      const checked = selectedLaneIds.includes(lane.id);
+                      const rem =
+                        lane.remark != null &&
+                        String(lane.remark).trim() !== ""
+                          ? String(lane.remark).trim()
+                          : null;
+                      const driverPlate =
+                        (lane.driver || "—") +
+                        (lane.plate ? ` · ${lane.plate}` : "");
+                      const secondaryLine = rem
+                        ? `${rem} · ${driverPlate}`
+                        : driverPlate;
+                      return (
+                        <MenuItem
+                          key={lane.id}
+                          value={lane.id}
+                          sx={{
+                            alignItems: "flex-start",
+                            py: 1,
+                            gap: 1,
+                          }}
+                        >
+                          <Checkbox
+                            checked={checked}
+                            size="small"
+                            sx={{ p: 0.5, mt: 0.15 }}
+                          />
+                          <ListItemText
+                            primary={lane.truckLanceCode}
+                            secondary={secondaryLine}
+                            primaryTypographyProps={{
+                              sx: {
+                                fontWeight: 800,
+                                fontSize: "0.9rem",
+                                wordBreak: "break-word",
+                                overflowWrap: "anywhere",
+                              },
+                            }}
+                            secondaryTypographyProps={{
+                              sx: {
+                                fontSize: "0.72rem",
+                                color: "text.secondary",
+                                mt: 0.25,
+                              },
+                            }}
+                          />
+                        </MenuItem>
+                      );
+                    })
+                  )}
+                </Select>
+
+                <Popover
+                  open={Boolean(laneFilterAnchor)}
+                  anchorEl={laneFilterAnchor}
+                  onClose={() => setLaneFilterAnchor(null)}
+                  anchorOrigin={{ vertical: "bottom", horizontal: "left" }}
+                  transformOrigin={{ vertical: "top", horizontal: "left" }}
+                >
+                  <Box sx={{ p: 2, width: 260 }}>
+                    <Stack spacing={1.5}>
+                      <FormControl size="small" fullWidth>
+                        <InputLabel>{t("floor_label")}</InputLabel>
+                        <Select
+                          label={t("floor_label")}
+                          value={laneFilter.floor}
+                          onChange={(e) =>
+                            setLaneFilter((prev) => ({
+                              ...prev,
+                              floor: e.target.value as any,
+                            }))
+                          }
+                        >
+                          <MenuItem value="all">{t("floor_all")}</MenuItem>
+                          <MenuItem value="2F">2F</MenuItem>
+                          <MenuItem value="4F">4F</MenuItem>
+                        </Select>
+                      </FormControl>
+                      <Stack
+                        direction="row"
+                        spacing={1}
+                        justifyContent="flex-end"
+                      >
+                        <Button
+                          size="small"
+                          onClick={() =>
+                            setLaneFilter((prev) => ({
+                              ...prev,
+                              floor: "all",
+                            }))
+                          }
+                        >
+                          {t("filter_clear")}
+                        </Button>
+                        <Button
+                          size="small"
+                          variant="contained"
+                          onClick={() => setLaneFilterAnchor(null)}
+                        >
+                          {t("filter_apply")}
+                        </Button>
+                      </Stack>
+                    </Stack>
+                  </Box>
+                </Popover>
+
+                {routeBoardTab === "board" && (
+                  <Button
+                    variant="outlined"
+                    size="small"
+                    fullWidth
+                    startIcon={<Plus size={16} />}
+                    disabled={loading || addRouteSubmitting}
+                    sx={{ mt: 1 }}
+                    onClick={openAddRouteDialog}
+                  >
+                    {t("btn_addLane")}
+                  </Button>
+                )}
+              </Box>
+            );
+          })()}
+
           {routeBoardTab === "logistics" && (
             <Box sx={{ mb: 2 }}>
               <Typography
@@ -6145,321 +6554,163 @@ const RouteBoard: React.FC = () => {
                 {t("btn_addLogistics")}
               </Button>
               <Stack spacing={1} sx={{ mt: 1 }}>
-                {lanesByLogisticsCompany.map(([company, list]) => (
-                  <Box
-                    key={company}
-                    sx={{
-                      display: "flex",
-                      alignItems: "center",
-                      justifyContent: "space-between",
-                      p: 1,
-                      borderRadius: 1,
-                      bgcolor: "grey.50",
-                      border: "1px solid",
-                      borderColor: "divider",
-                    }}
-                  >
-                    <Typography variant="caption" sx={{ fontWeight: 700 }}>
-                      {company}
-                    </Typography>
-                    <Chip
-                      label={t("lane_companyChip", { count: list.length })}
-                      size="small"
-                      sx={{ fontWeight: 800, height: 22, fontSize: "0.65rem" }}
-                    />
-                  </Box>
-                ))}
-                {lanesByLogisticsCompany.length === 0 && (
-                  <Typography variant="caption" color="text.secondary">
-                    {t("logistics_sidebarEmpty")}
-                  </Typography>
-                )}
-              </Stack>
-            </Box>
-          )}
-
-          {routeBoardTab === "board" &&
-            (() => {
-              const laneIds = visibleLaneOptions.map((l) => l.id);
-              const total = laneIds.length;
-              const selectedVisible = laneIds.filter((id) =>
-                selectedLaneIds.includes(id),
-              ).length;
-              const filterActive =
-                laneFilter.floor !== "all" ||
-                String(laneFilter.query || "").trim() !== "";
-              return (
-                <>
-                  <Stack
-                    direction="row"
-                    alignItems="center"
-                    justifyContent="space-between"
-                    spacing={1}
-                  >
-                    <Typography
-                      variant="overline"
-                      sx={{ fontWeight: 800, color: "text.secondary" }}
-                    >
-                      {t("lane_selectTitle")}
-                    </Typography>
-                    <Stack direction="row" spacing={0.5} alignItems="center">
-                      <IconButton
-                        size="small"
-                        onClick={(e) => setLaneFilterAnchor(e.currentTarget)}
-                        disabled={(lanes || []).length === 0}
-                      >
-                        <FilterListIcon fontSize="small" />
-                      </IconButton>
-                    </Stack>
-                  </Stack>
+                {lanesByLogisticsCompany.map(([company, list]) => {
+                  const logisticMaster = resolveLogisticMasterRow(
+                    company,
+                    list,
+                    logisticRowsEffective,
+                  );
+                  const canManage =
+                    company !== "未分配物流商" && logisticMaster != null;
+                  const masterId =
+                    logisticMaster != null
+                      ? Number(logisticMaster.id)
+                      : null;
+                  const isPendingDelete =
+                    masterId != null &&
+                    Number.isFinite(masterId) &&
+                    masterId > 0 &&
+                    pendingLogisticMasterDeletes.has(masterId);
+                  const canDelete =
+                    canManage && list.length === 0 && !isPendingDelete;
 
-                  <Select
-                    multiple
-                    size="small"
-                    value={selectedLaneIds}
-                    displayEmpty
-                    fullWidth
-                    renderValue={(selected) => {
-                      const arr = selected as string[];
-                      if (arr.length === 0) return t("lane_selectedNone");
-                      if (filterActive)
-                        return t("lane_selectedCount", {
-                          count: selectedVisible,
-                        });
-                      return t("lane_selectedCount", { count: arr.length });
-                    }}
-                    onChange={(e) => {
-                      const value = e.target.value as unknown as string[];
-                      setSelectedLaneIds(value);
-                    }}
-                    MenuProps={{
-                      autoFocus: false,
-                      MenuListProps: { autoFocus: false, dense: false },
-                      PaperProps: {
-                        sx: {
-                          maxHeight: 420,
-                          minWidth: 360,
-                          maxWidth: "min(100vw - 32px, 480px)",
-                        },
-                      },
-                    }}
-                    sx={{ mt: 1 }}
-                  >
-                    <ListSubheader
+                  return (
+                    <Box
+                      key={
+                        logisticMaster
+                          ? `log-${logisticMaster.id}`
+                          : `co-${company}`
+                      }
                       sx={{
-                        px: 1.5,
-                        py: 1,
-                        lineHeight: 1.2,
-                        position: "sticky",
-                        top: 0,
-                        zIndex: 2,
-                        bgcolor: "background.paper",
-                        borderBottom: 1,
-                        borderColor: "divider",
+                        p: 1,
+                        borderRadius: 1,
+                        bgcolor: "grey.50",
+                        border: "1px solid",
+                        borderColor: isPendingDelete
+                          ? "warning.light"
+                          : "divider",
+                        opacity: isPendingDelete ? 0.65 : 1,
                       }}
-                      onClick={(e) => e.stopPropagation()}
                     >
-                      <Stack direction="row" spacing={1} alignItems="center">
-                        <TextField
-                          size="small"
-                          fullWidth
-                          placeholder={t("lane_searchPh")}
-                          value={laneFilter.query}
-                          onChange={(e) =>
-                            setLaneFilter((prev) => ({
-                              ...prev,
-                              query: e.target.value,
-                            }))
-                          }
-                          onKeyDown={(e) => e.stopPropagation()}
-                          onClick={(e) => e.stopPropagation()}
-                          onMouseDown={(e) => e.stopPropagation()}
-                          InputProps={{
-                            startAdornment: (
+                      <Stack
+                        direction="row"
+                        alignItems="center"
+                        spacing={0.75}
+                        sx={{ minHeight: 28 }}
+                      >
+                        <Typography
+                          variant="caption"
+                          sx={{
+                            fontWeight: 700,
+                            flex: 1,
+                            minWidth: 0,
+                            overflow: "hidden",
+                            textOverflow: "ellipsis",
+                            whiteSpace: "nowrap",
+                            lineHeight: 1.25,
+                          }}
+                        >
+                          {company}
+                        </Typography>
+                        {canManage && (
+                          <Stack
+                            direction="row"
+                            alignItems="center"
+                            spacing={0}
+                            sx={{ flexShrink: 0 }}
+                          >
+                            <Tooltip title={t("tooltip_editLogisticsDb")}>
+                              <IconButton
+                                size="small"
+                                aria-label={t("aria_editLogistics")}
+                                onClick={() =>
+                                  openEditLogistic(logisticMaster)
+                                }
+                                sx={{
+                                  width: 28,
+                                  height: 28,
+                                  p: 0,
+                                }}
+                              >
+                                <Pencil size={14} />
+                              </IconButton>
+                            </Tooltip>
+                            <Tooltip
+                              title={
+                                list.length > 0
+                                  ? t("err_logisticDeleteHasLanes", {
+                                      count: list.length,
+                                    })
+                                  : t("tooltip_deleteLogistics")
+                              }
+                            >
                               <Box
+                                component="span"
                                 sx={{
-                                  mr: 0.5,
                                   display: "inline-flex",
-                                  color: "text.disabled",
+                                  alignItems: "center",
                                 }}
                               >
-                                <Search size={16} />
+                                <IconButton
+                                  size="small"
+                                  aria-label={t("aria_deleteLogistics")}
+                                  disabled={!canDelete}
+                                  onClick={() =>
+                                    stageDeleteLogistic(
+                                      logisticMaster,
+                                      company,
+                                    )
+                                  }
+                                  sx={{
+                                    width: 28,
+                                    height: 28,
+                                    p: 0,
+                                  }}
+                                >
+                                  <Trash2 size={14} />
+                                </IconButton>
                               </Box>
-                            ),
-                          }}
-                          sx={{
-                            "& .MuiOutlinedInput-root": {
-                              borderRadius: 2,
-                              bgcolor: "grey.50",
-                            },
-                            "& .MuiInputBase-input": {
-                              textAlign: "left",
-                              fontSize: "0.8125rem",
-                              color: "text.secondary",
-                              py: 0.75,
-                            },
-                            "& .MuiInputBase-input::placeholder": {
-                              opacity: 1,
-                              color: "text.disabled",
-                              textAlign: "left",
-                            },
-                          }}
-                        />
-                        <Button
+                            </Tooltip>
+                          </Stack>
+                        )}
+                        <Chip
+                          label={t("lane_companyChip", { count: list.length })}
                           size="small"
-                          variant="text"
-                          disabled={total === 0}
-                          onMouseDown={(e) => e.stopPropagation()}
-                          onClick={(e) => {
-                            e.stopPropagation();
-                            setSelectedLaneIds((prev) => {
-                              const set = new Set(prev);
-                              // toggle select-all only for visible options
-                              if (laneIds.every((id) => set.has(id))) {
-                                laneIds.forEach((id) => set.delete(id));
-                              } else {
-                                laneIds.forEach((id) => set.add(id));
-                              }
-                              return Array.from(set);
-                            });
-                          }}
                           sx={{
+                            fontWeight: 800,
+                            height: 22,
+                            fontSize: "0.65rem",
                             flexShrink: 0,
-                            minWidth: "auto",
-                            px: 1,
-                            py: 0.25,
+                            "& .MuiChip-label": {
+                              px: 0.75,
+                              lineHeight: 1.2,
+                            },
                           }}
-                        >
-                          {t("lane_selectAll")}
-                        </Button>
+                        />
                       </Stack>
-                    </ListSubheader>
-                    {visibleLaneOptions.length === 0 ? (
-                      <MenuItem disabled>
-                        {t("lane_noMatchFilter")}
-                      </MenuItem>
-                    ) : (
-                      visibleLaneOptions.map((lane) => {
-                        const checked = selectedLaneIds.includes(lane.id);
-                        const rem =
-                          lane.remark != null &&
-                          String(lane.remark).trim() !== ""
-                            ? String(lane.remark).trim()
-                            : null;
-                        const driverPlate =
-                          (lane.driver || "—") +
-                          (lane.plate ? ` · ${lane.plate}` : "");
-                        const secondaryLine = rem
-                          ? `${rem} · ${driverPlate}`
-                          : driverPlate;
-                        return (
-                          <MenuItem
-                            key={lane.id}
-                            value={lane.id}
-                            sx={{
-                              alignItems: "flex-start",
-                              py: 1,
-                              gap: 1,
-                            }}
-                          >
-                            <Checkbox
-                              checked={checked}
-                              size="small"
-                              sx={{ p: 0.5, mt: 0.15 }}
-                            />
-                            <ListItemText
-                              primary={lane.truckLanceCode}
-                              secondary={secondaryLine}
-                              primaryTypographyProps={{
-                                sx: {
-                                  fontWeight: 800,
-                                  fontSize: "0.9rem",
-                                  wordBreak: "break-word",
-                                  overflowWrap: "anywhere",
-                                },
-                              }}
-                              secondaryTypographyProps={{
-                                sx: {
-                                  fontSize: "0.72rem",
-                                  color: "text.secondary",
-                                  mt: 0.25,
-                                },
-                              }}
-                            />
-                          </MenuItem>
-                        );
-                      })
-                    )}
-                  </Select>
-
-                  <Popover
-                    open={Boolean(laneFilterAnchor)}
-                    anchorEl={laneFilterAnchor}
-                    onClose={() => setLaneFilterAnchor(null)}
-                    anchorOrigin={{ vertical: "bottom", horizontal: "right" }}
-                    transformOrigin={{ vertical: "top", horizontal: "right" }}
-                  >
-                    <Box sx={{ p: 2, width: 260 }}>
-                      <Stack spacing={1.5}>
-                        <FormControl size="small" fullWidth>
-                          <InputLabel>{t("floor_label")}</InputLabel>
-                          <Select
-                            label={t("floor_label")}
-                            value={laneFilter.floor}
-                            onChange={(e) =>
-                              setLaneFilter((prev) => ({
-                                ...prev,
-                                floor: e.target.value as any,
-                              }))
-                            }
-                          >
-                            <MenuItem value="all">{t("floor_all")}</MenuItem>
-                            <MenuItem value="2F">2F</MenuItem>
-                            <MenuItem value="4F">4F</MenuItem>
-                          </Select>
-                        </FormControl>
-                        <Stack
-                          direction="row"
-                          spacing={1}
-                          justifyContent="flex-end"
+                      {isPendingDelete && (
+                        <Typography
+                          variant="caption"
+                          color="warning.dark"
+                          sx={{ display: "block", mt: 0.5, fontWeight: 700 }}
                         >
-                          <Button
-                            size="small"
-                            onClick={() =>
-                              setLaneFilter((prev) => ({
-                                ...prev,
-                                floor: "all",
-                              }))
-                            }
-                          >
-                            {t("filter_clear")}
-                          </Button>
-                          <Button
-                            size="small"
-                            variant="contained"
-                            onClick={() => setLaneFilterAnchor(null)}
-                          >
-                            {t("filter_apply")}
-                          </Button>
-                        </Stack>
-                      </Stack>
+                          {t("diff_staged_tag_unsaved")} ·{" "}
+                          {t("diff_staged_deleteLogisticMaster", {
+                            name: company,
+                          })}
+                        </Typography>
+                      )}
                     </Box>
-                  </Popover>
-
-                  <Button
-                    variant="outlined"
-                    size="small"
-                    fullWidth
-                    startIcon={<Plus size={16} />}
-                    disabled={loading || addRouteSubmitting}
-                    sx={{ mt: 1 }}
-                    onClick={openAddRouteDialog}
-                  >
-                    {t("btn_addLane")}
-                  </Button>
-                </>
-              );
-            })()}
+                  );
+                })}
+                {lanesByLogisticsCompany.length === 0 && (
+                  <Typography variant="caption" color="text.secondary">
+                    {t("logistics_sidebarEmpty")}
+                  </Typography>
+                )}
+              </Stack>
+            </Box>
+          )}
 
           {routeBoardTab !== "logistics" && (
             <>
@@ -6639,9 +6890,9 @@ const RouteBoard: React.FC = () => {
                             <Stack
                               direction="row"
                               alignItems="center"
-                              justifyContent="space-between"
-                              spacing={0.5}
-                              sx={{ gap: 0.5 }}
+                              spacing={0.75}
+                              flexWrap="wrap"
+                              useFlexGap
                             >
                               <Typography
                                 sx={{
@@ -6649,6 +6900,7 @@ const RouteBoard: React.FC = () => {
                                   fontSize: "1.1rem",
                                   flex: 1,
                                   minWidth: 0,
+                                  lineHeight: 1.25,
                                 }}
                               >
                                 {company}
@@ -6661,32 +6913,22 @@ const RouteBoard: React.FC = () => {
                                   sx={{ height: 22, fontWeight: 800 }}
                                 />
                               )}
-                              {logisticMaster && (
-                                <Tooltip title={t("tooltip_editLogisticsDb")}>
-                                  <IconButton
-                                    size="small"
-                                    onClick={() =>
-                                      openEditLogistic(logisticMaster)
-                                    }
-                                    aria-label={t("aria_editLogistics")}
-                                    sx={{ flexShrink: 0 }}
-                                  >
-                                    <Pencil size={16} />
-                                  </IconButton>
-                                </Tooltip>
-                              )}
                             </Stack>
                             {logisticMaster && (
                               <Stack spacing={0.5} sx={{ mt: 0.75 }}>
                                 <Stack
                                   direction="row"
-                                  spacing={0.65}
+                                  spacing={0.75}
                                   alignItems="center"
                                 >
                                   <Box
                                     sx={{
-                                      color: "primary.main",
+                                      width: 18,
+                                      flexShrink: 0,
                                       display: "flex",
+                                      alignItems: "center",
+                                      justifyContent: "center",
+                                      color: "primary.main",
                                     }}
                                   >
                                     <Users size={13} />
@@ -6707,13 +6949,17 @@ const RouteBoard: React.FC = () => {
                                 </Stack>
                                 <Stack
                                   direction="row"
-                                  spacing={0.65}
+                                  spacing={0.75}
                                   alignItems="center"
                                 >
                                   <Box
                                     sx={{
-                                      color: "primary.main",
+                                      width: 18,
+                                      flexShrink: 0,
                                       display: "flex",
+                                      alignItems: "center",
+                                      justifyContent: "center",
+                                      color: "primary.main",
                                     }}
                                   >
                                     <Phone size={13} />
@@ -6735,13 +6981,17 @@ const RouteBoard: React.FC = () => {
                                 </Stack>
                                 <Stack
                                   direction="row"
-                                  spacing={0.65}
+                                  spacing={0.75}
                                   alignItems="center"
                                 >
                                   <Box
                                     sx={{
-                                      color: "primary.main",
+                                      width: 18,
+                                      flexShrink: 0,
                                       display: "flex",
+                                      alignItems: "center",
+                                      justifyContent: "center",
+                                      color: "primary.main",
                                     }}
                                   >
                                     <CarFront size={13} />
@@ -7027,19 +7277,6 @@ const RouteBoard: React.FC = () => {
                           );
                         })}
                       </Stack>
-                      <Box
-                        sx={{
-                          px: 2,
-                          py: 1,
-                          borderTop: 1,
-                          borderColor: "divider",
-                          bgcolor: "grey.50",
-                        }}
-                      >
-                        <Typography variant="caption" color="text.secondary">
-                          {t("logistics_dataSource")}
-                        </Typography>
-                      </Box>
                     </Card>
                   );
                 })}
diff --git a/src/components/Shop/routeBoardVersionLog.ts b/src/components/Shop/routeBoardVersionLog.ts
index d3fdeb6..05efb07 100644
--- a/src/components/Shop/routeBoardVersionLog.ts
+++ b/src/components/Shop/routeBoardVersionLog.ts
@@ -27,9 +27,11 @@ function pickField(
   return changes.find((c) => c.field === field);
 }
 
+export const VERSION_LOG_LOADING_SEQUENCE_LABEL = "裝載順序";
+
 const VERSION_LOG_FIELD_LABEL: Record<string, string> = {
   departureTime: "發車時段",
-  loadingSequence: "裝載順序",
+  loadingSequence: VERSION_LOG_LOADING_SEQUENCE_LABEL,
   branchName: "分店名稱",
   districtReference: "區域",
   shopCode: "店鋪代碼",
@@ -91,6 +93,19 @@ function buildFieldEditsForRow(
   return out.length > 0 ? out : undefined;
 }
 
+/** 同車線編輯（如僅裝載順序）時用於 UI 顯示車線 */
+export function resolveVersionLogLaneLabel(
+  row: Pick<VersionLogShopRow, "fromLane" | "toLane">,
+): string | undefined {
+  const lane =
+    row.toLane && row.toLane !== "—"
+      ? row.toLane
+      : row.fromLane && row.fromLane !== "—"
+        ? row.fromLane
+        : undefined;
+  return lane;
+}
+
 export function formatLaneLabel(
   truckLanceCode?: string | null,
   remark?: string | null,
@@ -138,8 +153,17 @@ export function diffLineToShopRow(
   const code = line.shopCode != null ? String(line.shopCode) : "";
   const shopName = String(br?.to ?? br?.from ?? (code || "—")).trim() || "—";
 
-  const fromLane = formatLaneLabel(tc?.from, rem?.from);
-  const toLane = formatLaneLabel(tc?.to, rem?.to);
+  const ctxCode =
+    line.truckLanceCode != null && String(line.truckLanceCode).trim() !== ""
+      ? String(line.truckLanceCode).trim()
+      : undefined;
+  const ctxRem =
+    line.remark != null && String(line.remark).trim() !== ""
+      ? String(line.remark).trim()
+      : undefined;
+
+  const fromLane = formatLaneLabel(tc?.from ?? ctxCode, rem?.from ?? ctxRem);
+  const toLane = formatLaneLabel(tc?.to ?? ctxCode, rem?.to ?? ctxRem);
   const fromEmpty = fromLane === "—";
   const toEmpty = toLane === "—";
 
@@ -248,6 +272,10 @@ export function buildStagedBoardLogEntries(input: {
     fromName?: string;
     fromPlate?: string;
   }>;
+  pendingLogisticMasterDeletes?: Array<{
+    id: number;
+    logisticName: string;
+  }>;
   pendingImport?: {
     fileName: string;
     sheetCount: number;
@@ -283,6 +311,7 @@ export function buildStagedBoardLogEntries(input: {
     pendingNewLanes,
     pendingLogisticMasterAdds,
     pendingLogisticMasterEdits,
+    pendingLogisticMasterDeletes,
     pendingImport,
     laneLogisticChanges,
     lanes,
@@ -349,6 +378,17 @@ export function buildStagedBoardLogEntries(input: {
     });
   }
 
+  for (const p of pendingLogisticMasterDeletes ?? []) {
+    const name = String(p.logisticName ?? "").trim() || "—";
+    out.push({
+      key: `plog-del-${p.id}`,
+      tag: "unsaved",
+      kind: "text",
+      titleKey: "diff_staged_deleteLogisticMaster",
+      titleParams: { name },
+    });
+  }
+
   const dirtyMoveShopIds = new Set<number>();
 
   dirtyMoves.forEach((laneId, shopId) => {
@@ -416,6 +456,8 @@ export function buildStagedBoardLogEntries(input: {
             type: "edited",
             shopName,
             shopCode,
+            fromLane: laneLabel,
+            toLane: laneLabel,
             truckRowId: shopId,
             fieldEdits,
           },
diff --git a/src/i18n/en/routeboard.json b/src/i18n/en/routeboard.json
index 90580b8..c312f88 100644
--- a/src/i18n/en/routeboard.json
+++ b/src/i18n/en/routeboard.json
@@ -87,6 +87,7 @@
   "logistic_needMasterTpl": "\"{{name}}\" has no logistics master id—create it with \"Add logistics\" first.",
   "diffField_logisticsCompany": "Logistics company",
   "diffLogistic_unassigned": "Unassigned",
+  "diff_onLane": "Lane {{lane}}",
   "diff_moveTo": "Move to {{lane}}",
   "diff_addedToLane": "Added to lane {{lane}}",
   "diff_removedFromLane": "Removed from {{lane}}",
@@ -119,6 +120,7 @@
   "version_ui_listAria": "Version history list",
   "version_ui_snapshotBadge": "Current snapshot",
   "version_ui_id": "Version #{{id}}",
+  "version_ui_none": "No snapshot yet",
   "version_ui_editedBy": "Editor: {{name}}",
   "version_note_placeholder": "Note (saved on blur)",
   "version_note_saving": "Saving…",
@@ -187,7 +189,6 @@
   "logistic_plate": "Plate",
   "logistic_driver": "Driver name",
   "logistic_phone": "Phone",
-  "logistic_phone_helper": "Server stores Int digits (e.g. 9811-5780); +852 8-digit local numbers are OK",
   "logistic_btn_save": "Save",
   "logistic_btn_saveDb": "Save to database",
   "shop_autocomplete_label": "Select shop",
@@ -209,7 +210,6 @@
   "seqDialog_hint": "Press \"Save changes\" to persist to truck rows.",
   "logistics_colLaneCount": "{{count}} lane(s)",
   "logistics_masterNoLanes": "Master record exists but no lanes are bound yet; pick this company when adding/editing lanes on the route board.",
-  "logistics_dataSource": "Data: board lanes (including left filter)",
   "tooltip_openLaneBoard": "Open this lane on the route board",
   "aria_openLaneBoard": "Open lane on route board",
   "tooltip_removeFromLane": "Remove from this lane",
@@ -218,8 +218,14 @@
   "aria_pickLane": "Pick lane",
   "aria_searchLanes": "Search lanes",
   "logistics_colShopCount": "{{count}} shop(s)",
-  "tooltip_editLogisticsDb": "Edit logistics master (save to database)",
-  "aria_editLogistics": "Edit logistics master",
+  "tooltip_editLogisticsDb": "Edit logistics company (persists after Save changes)",
+  "tooltip_deleteLogistics": "Delete logistics company (persists after Save changes)",
+  "aria_editLogistics": "Edit logistics company",
+  "aria_deleteLogistics": "Delete logistics company",
+  "confirm_deleteLogistic": "Delete logistics company \"{{name}}\"? Press \"Save changes\" to persist.",
+  "err_logisticDeleteHasLanes": "This company still has {{count}} lane(s). Reassign or remove them first.",
+  "diff_staged_deleteLogisticMaster": "Delete logistics company (not saved): {{name}}",
+  "logistic_btn_apply": "Apply",
   "tooltip_editDistrict": "Edit district name (press \"Save changes\" to persist)",
   "aria_editDistrict": "Edit district",
   "tooltip_removeEmptyDistrict": "Remove this staged empty block (deletable before save)",
diff --git a/src/i18n/zh/routeboard.json b/src/i18n/zh/routeboard.json
index fc0bd18..d8bb546 100644
--- a/src/i18n/zh/routeboard.json
+++ b/src/i18n/zh/routeboard.json
@@ -78,7 +78,7 @@
   "versionNote_saveFail": "備註儲存失敗",
   "diff_restoreFail": "恢復失敗",
   "confirm_restoreDiscardsEdits": "排程版本還原會捨棄目前看板上其他未儲存變更（拖曳、刪除、新增店鋪/車線、物流欄等）。確定繼續？",
-  "diff_restoreScheduled": "已排程還原至版本 #{{versionId}}；請按「儲存更改」才會寫入後端。",
+  "diff_restoreScheduled": "已排程還原至版本 #{{versionId}}；請按「儲存更改」寫入後端。",
   "diff_restoreAlreadyPending": "此版本已在排程還原中；請按「儲存更改」套用。",
   "restore_applied": "已從 snapshot 還原並重新載入看板。",
   "restore_appliedDroppedStaging": "已套用 snapshot 還原；本次儲存略過其他暫存變更（請重新編輯）。",
@@ -87,6 +87,7 @@
   "logistic_needMasterTpl": "「{{name}}」尚無對應物流公司，請先用「新增物流商」建立。",
   "diffField_logisticsCompany": "物流公司",
   "diffLogistic_unassigned": "未分配",
+  "diff_onLane": "車線 {{lane}}",
   "diff_moveTo": "移至 {{lane}}",
   "diff_addedToLane": "新加入車線 {{lane}}",
   "diff_removedFromLane": "自 {{lane}} 移除",
@@ -118,7 +119,8 @@
   "version_ui_filterAria": "版本列表篩選",
   "version_ui_listAria": "版本歷史列表",
   "version_ui_snapshotBadge": "目前快照",
-  "version_ui_id": "版本 #{{id}}",
+  "version_ui_id": "版本#{{id}}",
+  "version_ui_none": "尚無快照",
   "version_ui_editedBy": "編輯者：{{name}}",
   "version_note_placeholder": "備註（離開欄位即儲存）",
   "version_note_saving": "儲存中…",
@@ -162,7 +164,7 @@
   "diff_noShopDiffHasBoardStaged": "與上一版快照相比，店鋪列無差異；下列為看板上尚未按「儲存更改」寫入的變更（含新增物流公司）。",
   "diff_export_blockedTooltip": "匯出檔為後端兩版快照比對，不含看板未儲存變更。請先按「儲存更改」或取消變更後再匯出。",
   "diff_export_blockedError": "有看板未儲存變更時無法匯出（Excel 僅含已落庫快照）。",
-  "diff_markedCount": "已標記 {{count}} 筆 truck 異動（看板可對照）",
+  "diff_markedCount": "已標記 {{count}} 筆車線異動（看板可對照）",
   "diff_noDiffFromPrev": "與上一版無差異",
   "diff_loadingEllipsis": "…",
   "addShop_dialogTitle": "新增店鋪到車線",
@@ -187,7 +189,6 @@
   "logistic_plate": "車牌",
   "logistic_driver": "司機姓名",
   "logistic_phone": "聯絡電話",
-  "logistic_phone_helper": "後端為 Int：輸入數字即可（含 9811-5780）；+852 八位本地號亦可",
   "logistic_btn_save": "儲存",
   "logistic_btn_saveDb": "儲存至資料庫",
   "shop_autocomplete_label": "選擇店鋪",
@@ -209,7 +210,6 @@
   "seqDialog_hint": "按「儲存更改」後寫入 truck 列。",
   "logistics_colLaneCount": "{{count}} 條車線",
   "logistics_masterNoLanes": "主檔已建立，尚無綁定車線；至「車線看板」新增/編輯車線時可填此公司名稱。",
-  "logistics_dataSource": "資料來源：看板車線（含左欄篩選）",
   "tooltip_openLaneBoard": "在車線看板開此車線",
   "aria_openLaneBoard": "開啟車線看板",
   "tooltip_removeFromLane": "從此車線移除",
@@ -218,8 +218,14 @@
   "aria_pickLane": "選擇車線",
   "aria_searchLanes": "搜尋車線",
   "logistics_colShopCount": "{{count}} 家店鋪",
-  "tooltip_editLogisticsDb": "編輯物流公司（寫入資料庫）",
+  "tooltip_editLogisticsDb": "編輯物流公司（須按「儲存更改」寫入）",
+  "tooltip_deleteLogistics": "刪除物流公司（須按「儲存更改」寫入）",
   "aria_editLogistics": "編輯物流公司",
+  "aria_deleteLogistics": "刪除物流公司",
+  "confirm_deleteLogistic": "確定刪除物流公司「{{name}}」？須按「儲存更改」寫入。",
+  "err_logisticDeleteHasLanes": "此物流公司尚有 {{count}} 條車線，請先移走或改派後再刪除。",
+  "diff_staged_deleteLogisticMaster": "刪除物流公司（未落庫）：{{name}}",
+  "logistic_btn_apply": "套用",
   "tooltip_editDistrict": "編輯地區名稱（按「儲存更改」才寫入）",
   "aria_editDistrict": "編輯地區",
   "tooltip_removeEmptyDistrict": "移除此暫存區塊（未儲存前可刪）",