diff --git a/src/components/ProductionProcess/ProductionProcessPage.tsx b/src/components/ProductionProcess/ProductionProcessPage.tsx
index f2d43df..e790a24 100644
--- a/src/components/ProductionProcess/ProductionProcessPage.tsx
+++ b/src/components/ProductionProcess/ProductionProcessPage.tsx
@@ -33,9 +33,10 @@ const ProductionProcessPage: React.FC<ProductionProcessPageProps> = ({ printerCo
   } | null>(null);
   const [tabIndex, setTabIndex] = useState(0);
   /** 列表搜尋／分頁：保留在切換工單詳情時，返回後仍為同一條件 */
-  const [productionListState, setProductionListState] = useState(
-    createDefaultProductionProcessListPersistedState,
-  );
+  const [productionListState, setProductionListState] = useState(() => ({
+    ...createDefaultProductionProcessListPersistedState(),
+    date: "",
+  }));
   const [waitingPutawayListState, setWaitingPutawayListState] = useState(
     createDefaultProductionProcessListPersistedState,
   );
@@ -213,7 +214,7 @@ const ProductionProcessPage: React.FC<ProductionProcessPageProps> = ({ printerCo
         <ProductionProcessList
           printerCombo={printerCombo}
           qcReady={false}
-          disableDateFilter={true}
+          disableDateFilter={false}
           listPersistedState={productionListState}
           onListPersistedStateChange={setProductionListState}
           onSelectProcess={(jobOrderId) => {