diff --git a/app/Services/WorkOrderService.php b/app/Services/WorkOrderService.php
index ba39c09..bbb5ed0 100644
--- a/app/Services/WorkOrderService.php
+++ b/app/Services/WorkOrderService.php
@@ -836,14 +836,38 @@ private function syncOrderStatus(WorkOrder $workOrder, int $tenantId): void
             return;
         }
 
-        // 작업지시 상태 → 수주 상태 매핑
-        $statusMap = [
-            WorkOrder::STATUS_IN_PROGRESS => Order::STATUS_IN_PRODUCTION,
-            WorkOrder::STATUS_COMPLETED => Order::STATUS_PRODUCED,
-            WorkOrder::STATUS_SHIPPED => Order::STATUS_SHIPPED,
-        ];
+        // 해당 수주의 모든 비보조 작업지시 상태 집계
+        $allWorkOrders = WorkOrder::where('tenant_id', $tenantId)
+            ->where('sales_order_id', $workOrder->sales_order_id)
+            ->where('status', '!=', WorkOrder::STATUS_CANCELLED)
+            ->get();
 
-        $newOrderStatus = $statusMap[$workOrder->status] ?? null;
+        // 보조 공정 제외
+        $mainWorkOrders = $allWorkOrders->filter(fn ($wo) => ! $this->isAuxiliaryWorkOrder($wo));
+
+        if ($mainWorkOrders->isEmpty()) {
+            return;
+        }
+
+        $totalCount = $mainWorkOrders->count();
+        $statusCounts = $mainWorkOrders->groupBy('status')->map->count();
+
+        $shippedCount = $statusCounts->get(WorkOrder::STATUS_SHIPPED, 0);
+        $completedCount = $statusCounts->get(WorkOrder::STATUS_COMPLETED, 0);
+        $inProgressCount = $statusCounts->get(WorkOrder::STATUS_IN_PROGRESS, 0);
+
+        // 집계 기반 수주 상태 결정
+        // 전부 출하 → SHIPPED
+        // 전부 완료(또는 완료+출하) → PRODUCED
+        // 하나라도 진행중/완료/출하 → IN_PRODUCTION
+        $newOrderStatus = null;
+        if ($shippedCount === $totalCount) {
+            $newOrderStatus = Order::STATUS_SHIPPED;
+        } elseif (($completedCount + $shippedCount) === $totalCount) {
+            $newOrderStatus = Order::STATUS_PRODUCED;
+        } elseif ($inProgressCount > 0 || $completedCount > 0 || $shippedCount > 0) {
+            $newOrderStatus = Order::STATUS_IN_PRODUCTION;
+        }
 
         // 매핑되는 상태가 없거나 이미 동일한 상태면 스킵
         if (! $newOrderStatus || $order->status_code === $newOrderStatus) {
@@ -861,8 +885,13 @@ private function syncOrderStatus(WorkOrder $workOrder, int $tenantId): void
             'order',
             $order->id,
             'status_synced_from_work_order',
-            ['status_code' => $oldOrderStatus, 'work_order_id' => $workOrder->id],
-            ['status_code' => $newOrderStatus, 'work_order_id' => $workOrder->id]
+            ['status_code' => $oldOrderStatus, 'work_order_id' => $workOrder->id, 'aggregated' => true],
+            ['status_code' => $newOrderStatus, 'work_order_counts' => [
+                'total' => $totalCount,
+                'shipped' => $shippedCount,
+                'completed' => $completedCount,
+                'in_progress' => $inProgressCount,
+            ]]
         );
     }