diff --git a/src/components/orders/OrderRegistration.tsx b/src/components/orders/OrderRegistration.tsx
index ccc09b3d..4a373b99 100644
--- a/src/components/orders/OrderRegistration.tsx
+++ b/src/components/orders/OrderRegistration.tsx
@@ -234,13 +234,55 @@ export function OrderRegistration({
     }, [])
   );
 
-  // 아이템을 개소별(floor+code)로 그룹핑
+  // 아이템을 개소별로 그룹핑
   const itemGroups = useMemo(() => {
     const calcItems = form.selectedQuotation?.calculationInputs?.items;
     if (!calcItems || calcItems.length === 0) {
       return null;
     }
 
+    // floor+code 고유 키 수 확인 (모두 같은 값인지 판별)
+    const uniqueLocKeys = new Set(
+      calcItems.map(ci => `${ci.floor || '-'}|${ci.code || '-'}`)
+    );
+
+    // 개소가 여러 개인데 floor+code가 모두 동일 → 인덱스 기반 균등 분배
+    const useIndexGrouping = calcItems.length > 1 && uniqueLocKeys.size === 1;
+
+    if (useIndexGrouping) {
+      const itemsPerLocation = Math.ceil(form.items.length / calcItems.length);
+      const result: Array<{
+        key: string;
+        label: string;
+        productCode: string;
+        locationCount: number;
+        quantity: number;
+        amount: number;
+        items: OrderItem[];
+      }> = [];
+
+      calcItems.forEach((ci, idx) => {
+        const start = idx * itemsPerLocation;
+        const end = Math.min(start + itemsPerLocation, form.items.length);
+        const groupItems = form.items.slice(start, end);
+        const amount = groupItems.reduce((sum, item) => sum + (item.amount ?? 0), 0);
+        const floor = ci.floor || '-';
+        const code = ci.code || '-';
+
+        result.push({
+          key: `loc_${idx}`,
+          label: `${idx + 1}. ${floor} / ${code}`,
+          productCode: ci.productName || ci.productCode || '',
+          locationCount: 1,
+          quantity: ci.quantity ?? 1,
+          amount,
+          items: groupItems,
+        });
+      });
+
+      return result;
+    }
+
     // floor+code → calculationInput 매핑 (개소 메타정보)
     const locationMetaMap = new Map<string, {
       productCode: string;
diff --git a/src/components/orders/actions.ts b/src/components/orders/actions.ts
index ac5ab835..daa78df8 100644
--- a/src/components/orders/actions.ts
+++ b/src/components/orders/actions.ts
@@ -538,8 +538,8 @@ function transformApiToFrontend(apiData: ApiOrder): Order {
     note: apiData.note ?? undefined,
     items: apiData.items?.map(transformItemApiToFrontend) || [],
     nodes: apiData.root_nodes?.map(transformNodeApiToFrontend) || [],
-    // 목록 페이지용 추가 필드
-    productName: apiData.items?.[0]?.item_name ?? undefined,
+    // 목록 페이지용 추가 필드: 첫 root_node의 options.product_name (FG 제품명)
+    productName: (apiData.root_nodes?.[0]?.options?.product_name as string) || undefined,
     receiverAddress: apiData.options?.shipping_address ?? undefined,
     receiverPlace: apiData.options?.receiver_contact ?? undefined,
     frameCount: apiData.root_nodes_sum_quantity ?? apiData.quantity ?? undefined,