diff --git a/app/Services/ProductionOrderService.php b/app/Services/ProductionOrderService.php
index 6f23f6ac..e421c4bc 100644
--- a/app/Services/ProductionOrderService.php
+++ b/app/Services/ProductionOrderService.php
@@ -168,12 +168,13 @@ public function show(int $orderId): array
         ];
 
         // WorkOrder 목록 가공 (생산 공정만)
-        $workOrders = $productionWorkOrders->values()->map(function ($wo) {
+        $nodeCount = $order->nodes_count ?? $order->nodes->count();
+        $workOrders = $productionWorkOrders->values()->map(function ($wo) use ($nodeCount) {
             return [
                 'id' => $wo->id,
                 'work_order_no' => $wo->work_order_no,
                 'process_name' => $wo->process?->process_name ?? '',
-                'quantity' => $wo->items->count(),
+                'quantity' => $nodeCount,
                 'status' => $wo->status,
                 'assignees' => $wo->assignees->map(fn ($a) => $a->user?->name ?? '')->filter()->values()->toArray(),
             ];
@@ -234,16 +235,17 @@ private function extractBomProcessGroups($nodes): array
                     continue;
                 }
 
-                $processGroup = $item['process_group'] ?? $item['category_group'] ?? '기타';
+                $processGroupKey = $item['process_group'] ?? $item['category_group'] ?? '기타';
+                $processGroupLabel = $this->mapProcessGroupLabel($processGroupKey);
 
-                if (! isset($groups[$processGroup])) {
-                    $groups[$processGroup] = [
-                        'process_name' => $processGroup,
+                if (! isset($groups[$processGroupKey])) {
+                    $groups[$processGroupKey] = [
+                        'process_name' => $processGroupLabel,
                         'items' => [],
                     ];
                 }
 
-                $groups[$processGroup]['items'][] = [
+                $groups[$processGroupKey]['items'][] = [
                     'id' => $item['item_id'] ?? null,
                     'item_code' => $item['item_code'] ?? '',
                     'item_name' => $item['item_name'] ?? '',
@@ -260,6 +262,22 @@ private function extractBomProcessGroups($nodes): array
         return array_values($groups);
     }
 
+    /**
+     * BOM process_group 코드 → 한글 라벨
+     */
+    private function mapProcessGroupLabel(string $key): string
+    {
+        return match ($key) {
+            'inspection' => '검사비',
+            'material' => '원자재',
+            'motor' => '모터',
+            'controller' => '제어장치',
+            'steel' => '절곡물',
+            'parts' => '부자재',
+            default => $key,
+        };
+    }
+
     /**
      * 주문 ID 목록에 대해 작업지시 진행률을 일괄 조회 (단일 쿼리)
      */