diff --git a/app/Services/OrderService.php b/app/Services/OrderService.php
index ccf7bd4b..919395db 100644
--- a/app/Services/OrderService.php
+++ b/app/Services/OrderService.php
@@ -2208,7 +2208,20 @@ public function checkBendingStockForOrder(int $orderId): array
      * order.options.bending_lot 코드를 work_order.options.bending_info 구조로 매핑하여
      * 절곡 작업일지에서 데이터를 정상 표시할 수 있도록 한다.
      */
+    /**
+     * 외부에서 호출 가능한 static wrapper (WorkOrderService에서 사용)
+     */
+    public function buildStockBendingInfoStatic(array $bendingLot, int $quantity): ?array
+    {
+        return self::buildStockBendingInfoFromLot($bendingLot, $quantity);
+    }
+
     private function buildStockBendingInfo(array $bendingLot, int $quantity): ?array
+    {
+        return self::buildStockBendingInfoFromLot($bendingLot, $quantity);
+    }
+
+    private static function buildStockBendingInfoFromLot(array $bendingLot, int $quantity): ?array
     {
         $prodCode = $bendingLot['prod_code'] ?? '';
         $specCode = $bendingLot['spec_code'] ?? '';
@@ -2219,7 +2232,7 @@ private function buildStockBendingInfo(array $bendingLot, int $quantity): ?array
         }
 
         // length_code → mm 변환
-        $lengthMm = $this->stockLengthCodeToMm($prodCode, $lengthCode);
+        $lengthMm = self::stockLengthCodeToMmStatic($prodCode, $lengthCode);
         if ($lengthMm <= 0) {
             return null;
         }
@@ -2287,7 +2300,7 @@ private function buildStockBendingInfo(array $bendingLot, int $quantity): ?array
     /**
      * STOCK 재고생산 length_code → mm 변환
      */
-    private function stockLengthCodeToMm(string $prodCode, string $lengthCode): int
+    private static function stockLengthCodeToMmStatic(string $prodCode, string $lengthCode): int
     {
         // 연기차단재 전용 길이
         if ($prodCode === 'G') {
diff --git a/app/Services/WorkOrderService.php b/app/Services/WorkOrderService.php
index afd4493f..ed6842e2 100644
--- a/app/Services/WorkOrderService.php
+++ b/app/Services/WorkOrderService.php
@@ -273,6 +273,24 @@ public function show(int $id)
             throw new NotFoundHttpException(__('error.not_found'));
         }
 
+        // STOCK(재고생산) 작업지시: bending_info 없으면 수주의 bending_lot에서 동적 생성
+        if (empty($workOrder->options['bending_info']) && $workOrder->salesOrder) {
+            $orderOptions = $workOrder->salesOrder->options ?? [];
+            $bendingLot = $orderOptions['bending_lot'] ?? null;
+            if ($bendingLot && ($workOrder->salesOrder->order_type_code ?? '') === 'STOCK') {
+                $stockBendingInfo = app(\App\Services\OrderService::class)
+                    ->buildStockBendingInfoStatic(
+                        $bendingLot,
+                        (int) ($orderOptions['target_stock_qty'] ?? $workOrder->salesOrder->quantity ?? 1)
+                    );
+                if ($stockBendingInfo) {
+                    $opts = $workOrder->options ?? [];
+                    $opts['bending_info'] = $stockBendingInfo;
+                    $workOrder->options = $opts;
+                }
+            }
+        }
+
         return $workOrder;
     }