diff --git a/src/components/orders/OrderRegistration.tsx b/src/components/orders/OrderRegistration.tsx
index deea1be9..c02530d9 100644
--- a/src/components/orders/OrderRegistration.tsx
+++ b/src/components/orders/OrderRegistration.tsx
@@ -416,7 +416,7 @@ export function OrderRegistration({
                       <span>{form.selectedQuotation.siteName}</span>
                       <span className="text-muted-foreground mx-2">/</span>
                       <span className="text-green-600 font-medium">
-                        {formatAmount(form.selectedQuotation.amount)}원
+                        {formatAmount(form.selectedQuotation.amount)}
                       </span>
                     </div>
                   </div>
@@ -491,6 +491,7 @@ export function OrderRegistration({
                   setForm((prev) => ({ ...prev, siteName: e.target.value }));
                   clearFieldError("siteName");
                 }}
+                disabled={!!form.selectedQuotation}
                 className={cn(fieldErrors.siteName && "border-red-500")}
               />
               {fieldErrors.siteName && (
@@ -757,8 +758,6 @@ export function OrderRegistration({
                     <TableHead className="w-[60px] text-center">순번</TableHead>
                     <TableHead>품목코드</TableHead>
                     <TableHead>품명</TableHead>
-                    <TableHead>층</TableHead>
-                    <TableHead>부호</TableHead>
                     <TableHead>규격</TableHead>
                     <TableHead className="w-[80px] text-center">수량</TableHead>
                     <TableHead className="w-[60px] text-center">단위</TableHead>
@@ -770,7 +769,7 @@ export function OrderRegistration({
                 <TableBody>
                   {form.items.length === 0 ? (
                     <TableRow>
-                      <TableCell colSpan={11} className="text-center py-8 text-muted-foreground">
+                      <TableCell colSpan={9} className="text-center py-8 text-muted-foreground">
                         품목이 없습니다. 견적을 선택하거나 품목을 추가해주세요.
                       </TableCell>
                     </TableRow>
@@ -784,8 +783,6 @@ export function OrderRegistration({
                           </code>
                         </TableCell>
                         <TableCell>{item.itemName}</TableCell>
-                        <TableCell>{item.type || "-"}</TableCell>
-                        <TableCell>{item.symbol || "-"}</TableCell>
                         <TableCell>{item.spec}</TableCell>
                         <TableCell className="text-center">
                           <Input
@@ -803,10 +800,10 @@ export function OrderRegistration({
                         </TableCell>
                         <TableCell className="text-center">{item.unit}</TableCell>
                         <TableCell className="text-right">
-                          {formatAmount(item.unitPrice)}원
+                          {formatAmount(item.unitPrice)}
                         </TableCell>
                         <TableCell className="text-right font-medium">
-                          {formatAmount(item.amount)}원
+                          {formatAmount(item.amount)}
                         </TableCell>
                         <TableCell>
                           <Button
@@ -838,7 +835,7 @@ export function OrderRegistration({
               <div className="flex items-center gap-4 text-sm">
                 <span className="text-muted-foreground">소계:</span>
                 <span className="w-32 text-right">
-                  {formatAmount(form.subtotal)}원
+                  {formatAmount(form.subtotal)}
                 </span>
               </div>
               <div className="flex items-center gap-4 text-sm">
@@ -860,7 +857,7 @@ export function OrderRegistration({
               <div className="flex items-center gap-4 text-lg font-semibold">
                 <span>총금액:</span>
                 <span className="w-32 text-right text-green-600">
-                  {formatAmount(form.totalAmount)}원
+                  {formatAmount(form.totalAmount)}
                 </span>
               </div>
             </div>
diff --git a/src/components/orders/actions.ts b/src/components/orders/actions.ts
index 47751583..8d60ee8b 100644
--- a/src/components/orders/actions.ts
+++ b/src/components/orders/actions.ts
@@ -120,6 +120,7 @@ interface ApiWorkOrder {
   work_order_no: string;
   sales_order_id: number;
   project_name: string | null;
+  process_id: number | null;
   process_type: string;
   status: string;
   assignee_id: number | null;
@@ -131,10 +132,12 @@ interface ApiWorkOrder {
   updated_at: string;
   assignee?: { id: number; name: string } | null;
   team?: { id: number; name: string } | null;
+  process?: { id: number; process_name: string } | null;
 }
 
 interface ApiProductionOrderResponse {
-  work_order: ApiWorkOrder;
+  work_order?: ApiWorkOrder;
+  work_orders?: ApiWorkOrder[];
   order: ApiOrder;
 }
 
@@ -292,7 +295,8 @@ export interface CreateFromQuoteData {
 
 // 생산지시 생성용
 export interface CreateProductionOrderData {
-  processType?: 'screen' | 'slat' | 'bending';
+  processId?: number;
+  processIds?: number[]; // 공정별 다중 작업지시 생성용
   priority?: 'urgent' | 'high' | 'normal' | 'low';
   assigneeId?: number;
   teamId?: number;
@@ -306,6 +310,7 @@ export interface WorkOrder {
   workOrderNo: string;
   salesOrderId: number;
   projectName: string | null;
+  processId?: number;
   processType: string;
   status: string;
   assigneeId?: number;
@@ -317,11 +322,13 @@ export interface WorkOrder {
   isActive: boolean;
   createdAt: string;
   updatedAt: string;
+  process?: { id: number; processName: string };
 }
 
 // 생산지시 생성 결과
 export interface ProductionOrderResult {
-  workOrder: WorkOrder;
+  workOrder?: WorkOrder;
+  workOrders?: WorkOrder[];
   order: Order;
 }
 
@@ -514,6 +521,11 @@ function transformWorkOrderApiToFrontend(apiData: ApiWorkOrder): WorkOrder {
     isActive: apiData.is_active,
     createdAt: apiData.created_at,
     updatedAt: apiData.updated_at,
+    processId: apiData.process_id ?? undefined,
+    process: apiData.process ? {
+      id: apiData.process.id,
+      processName: apiData.process.process_name,
+    } : undefined,
   };
 }
 
@@ -956,7 +968,12 @@ export async function createProductionOrder(
 }> {
   try {
     const apiData: Record<string, unknown> = {};
-    if (data?.processType) apiData.process_type = data.processType;
+    // 다중 공정 ID (우선) 또는 단일 공정 ID
+    if (data?.processIds && data.processIds.length > 0) {
+      apiData.process_ids = data.processIds;
+    } else if (data?.processId) {
+      apiData.process_id = data.processId;
+    }
     if (data?.priority) apiData.priority = data.priority;
     if (data?.assigneeId) apiData.assignee_id = data.assigneeId;
     if (data?.teamId) apiData.team_id = data.teamId;
@@ -982,12 +999,22 @@ export async function createProductionOrder(
       return { success: false, error: result.message || '생산지시 생성에 실패했습니다.' };
     }
 
+    // 다중 또는 단일 작업지시 응답 처리
+    const responseData: ProductionOrderResult = {
+      order: transformApiToFrontend(result.data.order),
+    };
+
+    if (result.data.work_orders && result.data.work_orders.length > 0) {
+      // 다중 작업지시 응답
+      responseData.workOrders = result.data.work_orders.map(transformWorkOrderApiToFrontend);
+    } else if (result.data.work_order) {
+      // 단일 작업지시 응답 (하위 호환성)
+      responseData.workOrder = transformWorkOrderApiToFrontend(result.data.work_order);
+    }
+
     return {
       success: true,
-      data: {
-        workOrder: transformWorkOrderApiToFrontend(result.data.work_order),
-        order: transformApiToFrontend(result.data.order),
-      },
+      data: responseData,
     };
   } catch (error) {
     console.error('[createProductionOrder] Error:', error);