diff --git a/src/main/java/com/ffii/fpsms/modules/pickOrder/entity/PickOrderLineRepository.kt b/src/main/java/com/ffii/fpsms/modules/pickOrder/entity/PickOrderLineRepository.kt
index 5960349..0b7d533 100644
--- a/src/main/java/com/ffii/fpsms/modules/pickOrder/entity/PickOrderLineRepository.kt
+++ b/src/main/java/com/ffii/fpsms/modules/pickOrder/entity/PickOrderLineRepository.kt
@@ -2,8 +2,16 @@ package com.ffii.fpsms.modules.pickOrder.entity
 
 import com.ffii.core.support.AbstractRepository
 import org.springframework.stereotype.Repository
-
+import org.springframework.data.jpa.repository.Query
+import org.springframework.data.repository.query.Param
 @Repository
 interface PickOrderLineRepository : AbstractRepository<PickOrderLine, Long> {
-
+    @Query("""
+    SELECT DISTINCT pol.pickOrder 
+    FROM PickOrderLine pol 
+    WHERE pol.item.id = :itemId 
+    AND pol.pickOrder.status IN ('PENDING', 'PARTIALLY_COMPLETED', 'RELEASED')
+    AND pol.pickOrder.deleted = false
+""")
+fun findAllPickOrdersByItemId(@Param("itemId") itemId: Long): List<PickOrder>
 }
\ No newline at end of file
diff --git a/src/main/java/com/ffii/fpsms/modules/pickOrder/service/PickOrderService.kt b/src/main/java/com/ffii/fpsms/modules/pickOrder/service/PickOrderService.kt
index aa332a2..ff76255 100644
--- a/src/main/java/com/ffii/fpsms/modules/pickOrder/service/PickOrderService.kt
+++ b/src/main/java/com/ffii/fpsms/modules/pickOrder/service/PickOrderService.kt
@@ -808,7 +808,7 @@ open class PickOrderService(
         println("=== Debug: getPickOrderLineLotDetails ===")
         println("pickOrderLineId: $pickOrderLineId")
         println("today: $today")
-
+/*  
         // ✅ 重新添加：首先检查是否需要 resuggest
         val needsResuggest = checkIfNeedsResuggest(pickOrderLineId)
         if (needsResuggest) {
@@ -828,41 +828,42 @@ open class PickOrderService(
         } else {
             println("✅ No resuggest needed for pick order line ID: $pickOrderLineId")
         }
-
+        */
         val sql = """
-            SELECT 
-                ill.id as lotId,
-                il.lotNo,
-                il.expiryDate,
-                w.name as location,
-                COALESCE(uc.udfudesc, 'N/A') as stockUnit,   
-                (COALESCE(ill.inQty, 0) - COALESCE(ill.outQty, 0) - COALESCE(ill.holdQty, 0)) as availableQty,
-                spl.qty as requiredQty, 
-                COALESCE(sol.qty, 0) as actualPickQty,
-                spl.id as suggestedPickLotId,
-                ill.status as lotStatus,
-                sol.id as stockOutLineId,
-                sol.status as stockOutLineStatus,
-                sol.qty as stockOutLineQty,
-                spl.suggestedLotLineId as debugSuggestedLotLineId,
-                ill.inventoryLotId as debugInventoryLotId,
-                CASE 
-                    WHEN ill.status != 'available' THEN 'unavailable'
-                    WHEN (il.expiryDate IS NOT NULL AND il.expiryDate < CURDATE()) THEN 'expired'
-                    -- WHEN (COALESCE(ill.inQty, 0) - COALESCE(ill.outQty, 0) - COALESCE(ill.holdQty, 0)) < (spl.qty * (sales_iu.ratioN / sales_iu.ratioD)) THEN 'insufficient_stock'
-                    WHEN (COALESCE(ill.inQty, 0) - COALESCE(ill.outQty, 0) - COALESCE(ill.holdQty, 0)) < (spl.qty) THEN 'insufficient_stock'
-                    ELSE 'available'
-                END as lotAvailability
-            FROM fpsmsdb.suggested_pick_lot spl
-            JOIN fpsmsdb.inventory_lot_line ill ON ill.id = spl.suggestedLotLineId
-            JOIN fpsmsdb.inventory_lot il ON il.id = ill.inventoryLotId
-            LEFT JOIN fpsmsdb.warehouse w ON w.id = ill.warehouseId
-            LEFT JOIN fpsmsdb.item_uom sales_iu ON sales_iu.itemId = il.itemId AND sales_iu.salesUnit = true AND sales_iu.deleted = false
-            LEFT JOIN fpsmsdb.uom_conversion uc ON uc.id = sales_iu.uomId
-            LEFT JOIN fpsmsdb.stock_out_line sol ON sol.pickOrderLineId = spl.pickOrderLineId AND sol.inventoryLotLineId = spl.suggestedLotLineId
-            WHERE spl.pickOrderLineId = :pickOrderLineId
-            ORDER BY il.expiryDate ASC, il.lotNo ASC
-        """.trimIndent()
+    SELECT 
+        ill.id as lotId,
+        il.lotNo,
+        il.expiryDate,
+        w.name as location,
+        COALESCE(uc.udfudesc, 'N/A') as stockUnit,   
+        (COALESCE(ill.inQty, 0) - COALESCE(ill.outQty, 0) - COALESCE(ill.holdQty, 0)) as availableQty,
+        spl.qty as requiredQty, 
+        COALESCE(sol.qty, 0) as actualPickQty,
+        spl.id as suggestedPickLotId,
+        ill.status as lotStatus,
+        sol.id as stockOutLineId,
+        sol.status as stockOutLineStatus,
+        sol.qty as stockOutLineQty,
+        spl.suggestedLotLineId as debugSuggestedLotLineId,
+        ill.inventoryLotId as debugInventoryLotId,
+        CASE 
+            WHEN ill.status != 'available' THEN 'unavailable'
+            WHEN (il.expiryDate IS NOT NULL AND il.expiryDate < CURDATE()) THEN 'expired'
+            WHEN (COALESCE(ill.inQty, 0) - COALESCE(ill.outQty, 0) - COALESCE(ill.holdQty, 0)) < (spl.qty) 
+                 AND COALESCE(ill.holdQty, 0) < (spl.qty)
+            THEN 'insufficient_stock'
+            ELSE 'available'
+        END as lotAvailability
+    FROM fpsmsdb.suggested_pick_lot spl
+    JOIN fpsmsdb.inventory_lot_line ill ON ill.id = spl.suggestedLotLineId
+    JOIN fpsmsdb.inventory_lot il ON il.id = ill.inventoryLotId
+    LEFT JOIN fpsmsdb.warehouse w ON w.id = ill.warehouseId
+    LEFT JOIN fpsmsdb.item_uom sales_iu ON sales_iu.itemId = il.itemId AND sales_iu.salesUnit = true AND sales_iu.deleted = false
+    LEFT JOIN fpsmsdb.uom_conversion uc ON uc.id = sales_iu.uomId
+    LEFT JOIN fpsmsdb.stock_out_line sol ON sol.pickOrderLineId = spl.pickOrderLineId AND sol.inventoryLotLineId = spl.suggestedLotLineId
+    WHERE spl.pickOrderLineId = :pickOrderLineId
+    ORDER BY il.expiryDate ASC, il.lotNo ASC
+""".trimIndent()
 
         println("🔍 Executing SQL for lot details: $sql")
         println("🔍 With parameters: pickOrderLineId = $pickOrderLineId")
diff --git a/src/main/java/com/ffii/fpsms/modules/stock/service/SuggestedPickLotService.kt b/src/main/java/com/ffii/fpsms/modules/stock/service/SuggestedPickLotService.kt
index a3a1e9e..f9c47d9 100644
--- a/src/main/java/com/ffii/fpsms/modules/stock/service/SuggestedPickLotService.kt
+++ b/src/main/java/com/ffii/fpsms/modules/stock/service/SuggestedPickLotService.kt
@@ -200,117 +200,230 @@ open class SuggestedPickLotService(
     open fun saveAll(request: List<SuggestedPickLot>): List<SuggestedPickLot> {
         return suggestedPickLotRepository.saveAllAndFlush(request)
     }
+
     @Transactional(rollbackFor = [Exception::class])
-open fun resuggestPickOrder(pickOrderId: Long): MessageResponse {
-    try {
-        val pickOrder = pickOrderRepository.findById(pickOrderId).orElseThrow()
-        
-        // Step 1: Find ALL suggestions for this pick order
-        val allSuggestions = findAllSuggestionsForPickOrder(pickOrderId)
-        
-        if (allSuggestions.isEmpty()) {
+    open fun resuggestPickOrder(pickOrderId: Long): MessageResponse {
+        try {
+            val pickOrder = pickOrderRepository.findById(pickOrderId).orElseThrow()
+            
+            // ✅ NEW: Get ALL pick orders for the same items
+            val itemIds = pickOrder.pickOrderLines.mapNotNull { it.item?.id }.distinct()
+            val allCompetingPickOrders = mutableListOf<PickOrder>()
+            
+            itemIds.forEach { itemId ->
+                val competingOrders = pickOrderLineRepository.findAllPickOrdersByItemId(itemId)
+                    .filter { it.id != pickOrderId } // Exclude current pick order
+                allCompetingPickOrders.addAll(competingOrders)
+            }
+            
+            // ✅ NEW: Resuggest ALL competing pick orders together
+            val allPickOrdersToResuggest = listOf(pickOrder) + allCompetingPickOrders
+            
+            // ✅ FIX: Only clear suggestions for competing pick orders, NOT all lots
+            val allPickOrderIds = allPickOrdersToResuggest.mapNotNull { it.id }
+            val allSuggestions = findAllSuggestionsForPickOrders(allPickOrderIds)
+            
+            // ✅ FIX: Only clear holdQty for lots that are currently suggested
+            val currentlySuggestedLotIds = allSuggestions.mapNotNull { suggestion -> suggestion.suggestedLotLine?.id }.distinct()
+            val currentlySuggestedLots = inventoryLotLineRepository.findAllByIdIn(currentlySuggestedLotIds)
+            
+            println("=== RESUGGEST DEBUG ===")
+            println("Currently suggested lot IDs: $currentlySuggestedLotIds")
+            println("Total competing pick orders: ${allPickOrdersToResuggest.size}")
+            
+            // ✅ FIX: Only reset holdQty for currently suggested lots
+            currentlySuggestedLots.forEach { lotLine ->
+                println("Clearing holdQty for currently suggested lot line ${lotLine.id}: ${lotLine.holdQty} -> 0")
+                lotLine.holdQty = BigDecimal.ZERO
+            }
+            inventoryLotLineRepository.saveAllAndFlush(currentlySuggestedLots)
+            
+            // Delete ALL suggestions for all competing pick orders
+            suggestedPickLotRepository.deleteAllById(allSuggestions.mapNotNull { suggestion -> suggestion.id })
+            
+            // ✅ NEW: Generate optimal suggestions for ALL pick orders together
+            val newSuggestions = generateOptimalSuggestionsForAllPickOrders(allPickOrdersToResuggest, emptyMap())
+            
+            // Save new suggestions and update holdQty
+            val savedSuggestions = suggestedPickLotRepository.saveAllAndFlush(newSuggestions)
+            
+            // ✅ FIX: Update holdQty for newly suggested lots
+            val newlySuggestedLotIds = savedSuggestions.mapNotNull { suggestion -> suggestion.suggestedLotLine?.id }.distinct()
+            val newlySuggestedLots = inventoryLotLineRepository.findAllByIdIn(newlySuggestedLotIds)
+            
+            savedSuggestions.forEach { suggestion ->
+                val lotLine = newlySuggestedLots.find { it.id == suggestion.suggestedLotLine?.id }
+                lotLine?.let {
+                    val ratio = BigDecimal.ONE
+                    val suggestionQtyInBaseUnits = (suggestion.qty ?: BigDecimal.ZERO).multiply(ratio)
+                    println("Setting holdQty for newly suggested lot line ${it.id}: ${it.holdQty} -> ${(it.holdQty ?: BigDecimal.ZERO).plus(suggestionQtyInBaseUnits)}")
+                    it.holdQty = (it.holdQty ?: BigDecimal.ZERO).plus(suggestionQtyInBaseUnits)
+                }
+            }
+            inventoryLotLineRepository.saveAllAndFlush(newlySuggestedLots)
+            
+            println("=== RESUGGEST COMPLETED ===")
+            
             return MessageResponse(
                 id = pickOrderId,
-                name = "No suggestions found",
+                name = "Pick order resuggested successfully",
                 code = "SUCCESS",
                 type = "resuggest",
-                message = "No suggestions to resuggest",
+                message = "Redistributed suggestions for ${allPickOrdersToResuggest.size} competing pick orders following FEFO order",
+                errorPosition = null
+            )
+            
+        } catch (e: Exception) {
+            println("=== RESUGGEST ERROR ===")
+            e.printStackTrace()
+            return MessageResponse(
+                id = pickOrderId,
+                name = "Failed to resuggest pick order",
+                code = "ERROR",
+                type = "resuggest",
+                message = "Error: ${e.message}",
                 errorPosition = null
             )
         }
+    }
+
+private fun findAllSuggestionsForPickOrders(pickOrderIds: List<Long>): List<SuggestedPickLot> {
+    val allPickOrderLines = mutableListOf<PickOrderLine>()
+    
+    pickOrderIds.forEach { pickOrderId ->
+        val pickOrder = pickOrderRepository.findById(pickOrderId).orElse(null)
+        pickOrder?.let { allPickOrderLines.addAll(it.pickOrderLines) }
+    }
+    
+    val pickOrderLineIds = allPickOrderLines.mapNotNull { it.id }
+    
+    return if (pickOrderLineIds.isNotEmpty()) {
+        suggestedPickLotRepository.findAllByPickOrderLineIdIn(pickOrderLineIds)
+    } else {
+        emptyList()
+    }
+}
+
+
+private fun generateOptimalSuggestionsForAllPickOrders(
+    pickOrders: List<PickOrder>,
+    originalHoldQtyMap: Map<Long?, BigDecimal>
+): List<SuggestedPickLot> {
+    val suggestions = mutableListOf<SuggestedPickLot>()
+    val zero = BigDecimal.ZERO
+    val one = BigDecimal.ONE
+    val today = LocalDate.now()
+    
+    // Group pick order lines by item
+    val pickOrderLinesByItem = pickOrders.flatMap { it.pickOrderLines }
+        .groupBy { it.item?.id }
+        .filterKeys { it != null }
+    
+    pickOrderLinesByItem.forEach { (itemId, pickOrderLines) ->
+        if (itemId == null) return@forEach
         
-        // Step 2: Calculate total excess quantity from problematic suggestions
-        val problematicSuggestions = findProblematicSuggestions(pickOrderId)
+        // Calculate total demand for this item
+        val totalDemand = pickOrderLines.sumOf { it.qty ?: zero }
+        
+        // Get available lots for this item (FEFO order)
+        val availableLots = inventoryLotLineService
+            .allInventoryLotLinesByItemIdIn(listOf(itemId))
+            .filter { it.status == InventoryLotLineStatus.AVAILABLE.value }
+            .filter { it.expiryDate.isAfter(today) || it.expiryDate.isEqual(today) }
+            .sortedBy { it.expiryDate }
         
-        // Step 3: Store original holdQty before resetting
-        val affectedLotLineIds = allSuggestions.mapNotNull { it.suggestedLotLine?.id }.distinct()
-        val inventoryLotLines = inventoryLotLineRepository.findAllByIdIn(affectedLotLineIds)
+        // ✅ FIX: Get fresh lot data and reset holdQty to 0 for calculation
+        val lotEntities = inventoryLotLineRepository.findAllByIdIn(availableLots.mapNotNull { it.id })
+        lotEntities.forEach { lot -> lot.holdQty = BigDecimal.ZERO }
         
-        // ✅ FIX: Store original holdQty values before resetting
-        val originalHoldQtyMap = inventoryLotLines.associate { it.id to (it.holdQty ?: BigDecimal.ZERO) }
+        // ✅ FIX: Allocate lots directly to specific pick order lines (FEFO order)
+        val remainingPickOrderLines = pickOrderLines.toMutableList()
+        val remainingQtyPerLine = pickOrderLines.associate { it.id to (it.qty ?: zero) }.toMutableMap()
         
-        // Reset holdQty to 0 for all affected lots
-        inventoryLotLines.forEach { lotLine ->
-            lotLine.holdQty = BigDecimal.ZERO
-        }
-        inventoryLotLineRepository.saveAll(inventoryLotLines)
-        
-        // Delete ALL suggestions for this pick order
-        suggestedPickLotRepository.deleteAllById(allSuggestions.mapNotNull { it.id })
-        
-        // Step 4: Generate completely new suggestions with original holdQty info
-        val newSuggestions = generateCorrectSuggestionsWithOriginalHolds(pickOrder, originalHoldQtyMap)
-        
-        // Step 5: Save new suggestions and update holdQty
-        val savedSuggestions = suggestedPickLotRepository.saveAll(newSuggestions)
-        
-        val newInventoryLotLines = inventoryLotLineRepository.findAllByIdIn(
-            savedSuggestions.mapNotNull { it.suggestedLotLine?.id }
-        )
-        savedSuggestions.forEach { suggestion ->
-            val lotLine = newInventoryLotLines.find { it.id == suggestion.suggestedLotLine?.id }
-            lotLine?.let {
-                val salesUnit = suggestion.pickOrderLine?.item?.id?.let { itemUomService.findSalesUnitByItemId(it) }
-                val ratio = BigDecimal.ONE
-                val suggestionQtyInBaseUnits = (suggestion.qty ?: BigDecimal.ZERO).multiply(ratio)
+        lotEntities.forEach { lot ->
+            if (remainingPickOrderLines.isEmpty()) return@forEach
+            
+            val totalQty = lot.inQty ?: zero
+            val outQty = lot.outQty ?: zero
+            val holdQty = lot.holdQty ?: zero // This should be 0 now
+            val availableQty = totalQty.minus(outQty).minus(holdQty)
+            
+            if (availableQty <= zero) return@forEach
+            
+            var lotRemainingQty = availableQty
+            
+            // Allocate this lot to pick order lines in order
+            remainingPickOrderLines.removeAll { pickOrderLine ->
+                val lineId = pickOrderLine.id
+                val lineRemainingQty = remainingQtyPerLine[lineId] ?: zero
+                
+                if (lineRemainingQty <= zero || lotRemainingQty <= zero) return@removeAll false
+                
+                val assignQty = minOf(lotRemainingQty, lineRemainingQty)
+                lotRemainingQty = lotRemainingQty.minus(assignQty)
+                remainingQtyPerLine[lineId] = lineRemainingQty.minus(assignQty)
+                
+                if (assignQty > zero) {
+                    suggestions.add(SuggestedPickLot().apply {
+                        type = SuggestedPickLotType.PICK_ORDER
+                        suggestedLotLine = lot
+                        this.pickOrderLine = pickOrderLine
+                        qty = assignQty
+                    })
+                }
                 
-                it.holdQty = suggestionQtyInBaseUnits
-                println("Setting holdQty for lot ${it.id}: suggestion.qty=${suggestion.qty}, ratio=$ratio, holdQty=$suggestionQtyInBaseUnits")
+                // Remove this line if fully satisfied
+                remainingQtyPerLine[lineId]!! <= zero
             }
         }
-        inventoryLotLineRepository.saveAll(newInventoryLotLines)
-        updateInventoryTableAfterResuggest(pickOrder)
-
-        return MessageResponse(
-            id = pickOrderId,
-            name = "Pick order resuggested successfully",
-            code = "SUCCESS",
-            type = "resuggest",
-            message = "Redistributed ${allSuggestions.size} suggestions following FEFO order",
-            errorPosition = null
-        )
         
-    } catch (e: Exception) {
-        return MessageResponse(
-            id = pickOrderId,
-            name = "Failed to resuggest pick order",
-            code = "ERROR",
-            type = "resuggest",
-            message = "Error: ${e.message}",
-            errorPosition = null
-        )
+        // ✅ FIX: Create insufficient stock suggestions for remaining quantities
+        remainingQtyPerLine.forEach { (lineId, remainingQty) ->
+            if (remainingQty > zero) {
+                val pickOrderLine = pickOrderLines.find { it.id == lineId }
+                if (pickOrderLine != null) {
+                    suggestions.add(SuggestedPickLot().apply {
+                        type = SuggestedPickLotType.PICK_ORDER
+                        suggestedLotLine = null
+                        this.pickOrderLine = pickOrderLine
+                        qty = remainingQty
+                    })
+                }
+            }
+        }
     }
+    
+    return suggestions
 }
-
-    private fun updateInventoryTableAfterResuggest(pickOrder: PickOrder) {
-        try {
-            // Get all item IDs from the pick order
-            val itemIds = pickOrder.pickOrderLines.mapNotNull { it.item?.id }.distinct()
+private fun updateInventoryTableAfterResuggest(pickOrder: PickOrder) {
+    try {
+        // Get all item IDs from the pick order
+        val itemIds = pickOrder.pickOrderLines.mapNotNull { it.item?.id }.distinct()
+        
+        itemIds.forEach { itemId ->
+            // ✅ FIX: Use .value to get string representation
+            val onHoldQty = inventoryLotLineRepository.findAllByInventoryLotItemIdAndStatus(itemId, InventoryLotLineStatus.AVAILABLE.value)
+                .sumOf { it.holdQty ?: BigDecimal.ZERO }
             
-            itemIds.forEach { itemId ->
-                // Calculate onHoldQty (sum of holdQty from available lots only)
-                val onHoldQty = inventoryLotLineRepository.findAllByInventoryLotItemIdAndStatus(itemId, "available")
-                    .sumOf { it.holdQty ?: BigDecimal.ZERO }
-                
-                // Calculate unavailableQty (sum of inQty from unavailable lots only)
-                val unavailableQty = inventoryLotLineRepository.findAllByInventoryLotItemIdAndStatus(itemId, "unavailable")
-                    .sumOf { it.inQty ?: BigDecimal.ZERO }
+            // ✅ FIX: Use .value to get string representation
+            val unavailableQty = inventoryLotLineRepository.findAllByInventoryLotItemIdAndStatus(itemId, InventoryLotLineStatus.UNAVAILABLE.value)
+                .sumOf { it.inQty ?: BigDecimal.ZERO }
+            
+            // Update the inventory table
+            val inventory = inventoryRepository.findByItemId(itemId).orElse(null)
+            if (inventory != null) {
+                inventory.onHoldQty = onHoldQty
+                inventory.unavailableQty = unavailableQty
+                inventoryRepository.save(inventory)
                 
-                // Update the inventory table
-                val inventory = inventoryRepository.findByItemId(itemId).orElse(null)
-                if (inventory != null) {
-                    inventory.onHoldQty = onHoldQty
-                    inventory.unavailableQty = unavailableQty
-                    inventoryRepository.save(inventory)
-                    
-                    println("Updated inventory for item $itemId after resuggest: onHoldQty=$onHoldQty, unavailableQty=$unavailableQty")
-                }
+                println("Updated inventory for item $itemId after resuggest: onHoldQty=$onHoldQty, unavailableQty=$unavailableQty")
             }
-        } catch (e: Exception) {
-            println("Error updating inventory table after resuggest: ${e.message}")
-            e.printStackTrace()
         }
+    } catch (e: Exception) {
+        println("Error updating inventory table after resuggest: ${e.message}")
+        e.printStackTrace()
     }
+}
     private fun findAllSuggestionsForPickOrder(pickOrderId: Long): List<SuggestedPickLot> {
         val pickOrderLines = pickOrderRepository.findById(pickOrderId)
             .orElseThrow()