diff --git a/backend-node/src/services/screenManagementService.ts b/backend-node/src/services/screenManagementService.ts
index 6f412de5..74506a39 100644
--- a/backend-node/src/services/screenManagementService.ts
+++ b/backend-node/src/services/screenManagementService.ts
@@ -5083,8 +5083,8 @@ export class ScreenManagementService {
     let layout: { layout_data: any } | null = null;
 
     // 🆕 기본 레이어(layer_id=1)를 우선 로드
-    // SUPER_ADMIN인 경우: 화면의 회사 코드로 레이아웃 조회
-    if (isSuperAdmin) {
+    // SUPER_ADMIN이거나 companyCode가 "*"인 경우: 화면의 회사 코드로 레이아웃 조회
+    if (isSuperAdmin || companyCode === "*") {
       // 1. 화면 정의의 회사 코드 + 기본 레이어
       layout = await queryOne<{ layout_data: any }>(
         `SELECT layout_data FROM screen_layouts_v2
diff --git a/frontend/app/(main)/screens/[screenId]/page.tsx b/frontend/app/(main)/screens/[screenId]/page.tsx
index 160883ad..d1e07abe 100644
--- a/frontend/app/(main)/screens/[screenId]/page.tsx
+++ b/frontend/app/(main)/screens/[screenId]/page.tsx
@@ -179,7 +179,25 @@ function ScreenViewPage() {
           } else {
             // V1 레이아웃 또는 빈 레이아웃
             const layoutData = await screenApi.getLayout(screenId);
-            setLayout(layoutData);
+            if (layoutData?.components?.length > 0) {
+              setLayout(layoutData);
+            } else {
+              console.warn("[ScreenViewPage] getLayout 실패, getLayerLayout(1) fallback:", screenId);
+              const baseLayerData = await screenApi.getLayerLayout(screenId, 1);
+              if (baseLayerData && isValidV2Layout(baseLayerData)) {
+                const converted = convertV2ToLegacy(baseLayerData);
+                if (converted) {
+                  setLayout({
+                    ...converted,
+                    screenResolution: baseLayerData.screenResolution || converted.screenResolution,
+                  } as LayoutData);
+                } else {
+                  setLayout(layoutData);
+                }
+              } else {
+                setLayout(layoutData);
+              }
+            }
           }
         } catch (layoutError) {
           console.warn("레이아웃 로드 실패, 빈 레이아웃 사용:", layoutError);
diff --git a/frontend/components/screen/EditModal.tsx b/frontend/components/screen/EditModal.tsx
index fe6ba4fa..ec36096d 100644
--- a/frontend/components/screen/EditModal.tsx
+++ b/frontend/components/screen/EditModal.tsx
@@ -413,9 +413,28 @@ export const EditModal: React.FC<EditModalProps> = ({ className }) => {
 
       // V2 없으면 기존 API fallback
       if (!layoutData) {
+        console.warn("[EditModal] V2 레이아웃 없음, getLayout fallback 시도:", screenId);
         layoutData = await screenApi.getLayout(screenId);
       }
 
+      // getLayout도 실패하면 기본 레이어(layer_id=1) 직접 로드
+      if (!layoutData || !layoutData.components || layoutData.components.length === 0) {
+        console.warn("[EditModal] getLayout도 실패, getLayerLayout(1) 최종 fallback:", screenId);
+        try {
+          const baseLayerData = await screenApi.getLayerLayout(screenId, 1);
+          if (baseLayerData && isValidV2Layout(baseLayerData)) {
+            layoutData = convertV2ToLegacy(baseLayerData);
+            if (layoutData) {
+              layoutData.screenResolution = baseLayerData.screenResolution || layoutData.screenResolution;
+            }
+          } else if (baseLayerData?.components) {
+            layoutData = baseLayerData;
+          }
+        } catch (fallbackErr) {
+          console.error("[EditModal] getLayerLayout(1) fallback 실패:", fallbackErr);
+        }
+      }
+
       if (screenInfo && layoutData) {
         const components = layoutData.components || [];
 
@@ -1440,7 +1459,7 @@ export const EditModal: React.FC<EditModalProps> = ({ className }) => {
           </div>
         </DialogHeader>
 
-        <div className="flex flex-1 items-center justify-center overflow-y-auto [&::-webkit-scrollbar]:w-2 [&::-webkit-scrollbar-thumb]:rounded-full [&::-webkit-scrollbar-thumb]:bg-gray-300 [&::-webkit-scrollbar-track]:bg-transparent">
+        <div className="flex flex-1 justify-center overflow-y-auto [&::-webkit-scrollbar]:w-2 [&::-webkit-scrollbar-thumb]:rounded-full [&::-webkit-scrollbar-thumb]:bg-gray-300 [&::-webkit-scrollbar-track]:bg-transparent">
           {loading ? (
             <div className="flex h-full items-center justify-center">
               <div className="text-center">
@@ -1455,7 +1474,7 @@ export const EditModal: React.FC<EditModalProps> = ({ className }) => {
             >
             <div
               data-screen-runtime="true"
-              className="relative bg-white"
+              className="relative m-auto bg-white"
               style={{
                 width: screenDimensions?.width || 800,
                 // 조건부 레이어가 활성화되면 높이 자동 확장
diff --git a/frontend/components/screen/InteractiveScreenViewer.tsx b/frontend/components/screen/InteractiveScreenViewer.tsx
index f90fc7a2..7a9a3ff3 100644
--- a/frontend/components/screen/InteractiveScreenViewer.tsx
+++ b/frontend/components/screen/InteractiveScreenViewer.tsx
@@ -2191,10 +2191,11 @@ export const InteractiveScreenViewer: React.FC<InteractiveScreenViewerProps> = (
 
   // 라벨 표시 여부 계산
   const shouldShowLabel =
-    !hideLabel && // hideLabel이 true면 라벨 숨김
-    (component.style?.labelDisplay ?? true) &&
+    !hideLabel &&
+    (component.style?.labelDisplay ?? true) !== false &&
+    component.style?.labelDisplay !== "false" &&
     (component.label || component.style?.labelText) &&
-    !templateTypes.includes(component.type); // 템플릿 컴포넌트는 라벨 표시 안함
+    !templateTypes.includes(component.type);
 
   const labelText = component.style?.labelText || component.label || "";
 
@@ -2232,8 +2233,17 @@ export const InteractiveScreenViewer: React.FC<InteractiveScreenViewerProps> = (
         ...component,
         style: {
           ...component.style,
-          labelDisplay: false, // 상위에서 라벨을 표시했으므로 컴포넌트 내부에서는 숨김
+          labelDisplay: false,
+          labelPosition: "top" as const,
+          ...(isHorizontalLabel ? { width: "100%", height: "100%" } : {}),
         },
+        ...(isHorizontalLabel ? {
+          size: {
+            ...component.size,
+            width: undefined as unknown as number,
+            height: undefined as unknown as number,
+          },
+        } : {}),
       }
     : component;
 
diff --git a/frontend/components/screen/InteractiveScreenViewerDynamic.tsx b/frontend/components/screen/InteractiveScreenViewerDynamic.tsx
index a35c5ed2..1bb04e97 100644
--- a/frontend/components/screen/InteractiveScreenViewerDynamic.tsx
+++ b/frontend/components/screen/InteractiveScreenViewerDynamic.tsx
@@ -1109,7 +1109,7 @@ export const InteractiveScreenViewerDynamic: React.FC<InteractiveScreenViewerPro
     type === "v2-input" || type === "v2-select" || type === "v2-date" ||
     compType === "v2-input" || compType === "v2-select" || compType === "v2-date";
   const hasVisibleLabel = isV2InputComponent && 
-    style?.labelDisplay !== false && 
+    style?.labelDisplay !== false && style?.labelDisplay !== "false" &&
     (style?.labelText || (component as any).label);
   
   // 라벨 위치에 따라 오프셋 계산 (좌/우 배치 시 세로 오프셋 불필요)
@@ -1119,6 +1119,12 @@ export const InteractiveScreenViewerDynamic: React.FC<InteractiveScreenViewerPro
   const labelMarginBottom = style?.labelMarginBottom ? parseInt(String(style.labelMarginBottom)) : 4;
   const labelOffset = (hasVisibleLabel && isVerticalLabel) ? (labelFontSize + labelMarginBottom + 2) : 0;
 
+  // 수평 라벨 관련 (componentStyle 계산보다 먼저 선언)
+  const needsExternalLabel = hasVisibleLabel && labelPos !== "top";
+  const isHorizLabel = labelPos === "left" || labelPos === "right";
+  const labelText = style?.labelText || (component as any).label || "";
+  const labelGapValue = style?.labelGap || "8px";
+
   const calculateCanvasSplitX = (): { x: number; w: number } => {
     const compType = (component as any).componentType || "";
     const isSplitLine = type === "component" && compType === "v2-split-line";
@@ -1194,9 +1200,17 @@ export const InteractiveScreenViewerDynamic: React.FC<InteractiveScreenViewerPro
   // styleWithoutSize에서 left/top 제거 (캔버스 분할 조정값 덮어쓰기 방지)
   const { left: _styleLeft, top: _styleTop, ...safeStyleWithoutSize } = styleWithoutSize as any;
 
+  // 수평 라벨 컴포넌트: position wrapper에서 border 제거 (내부 V2 컴포넌트가 기본 border 사용)
+  const cleanedStyle = (isHorizLabel && needsExternalLabel)
+    ? (() => {
+        const { borderWidth: _bw, borderColor: _bc, borderStyle: _bs, border: _b, borderRadius: _br, ...rest } = safeStyleWithoutSize;
+        return rest;
+      })()
+    : safeStyleWithoutSize;
+
   const componentStyle = {
     position: "absolute" as const,
-    ...safeStyleWithoutSize,
+    ...cleanedStyle,
     // left/top은 반드시 마지막에 (styleWithoutSize가 덮어쓰지 못하게)
     left: adjustedX,
     top: position?.y || 0,
@@ -1267,11 +1281,7 @@ export const InteractiveScreenViewerDynamic: React.FC<InteractiveScreenViewerPro
     return unsubscribe;
   }, [component.id, position?.x, size?.width, type]);
 
-  // 라벨 위치가 top이 아닌 경우: 외부에서 라벨을 렌더링하고 내부 라벨은 숨김
-  const needsExternalLabel = hasVisibleLabel && labelPos !== "top";
-  const isHorizLabel = labelPos === "left" || labelPos === "right";
-  const labelText = style?.labelText || (component as any).label || "";
-  const labelGapValue = style?.labelGap || "8px";
+  // needsExternalLabel, isHorizLabel, labelText, labelGapValue는 위에서 선언됨
 
   const externalLabelComponent = needsExternalLabel ? (
     <label
@@ -1292,28 +1302,77 @@ export const InteractiveScreenViewerDynamic: React.FC<InteractiveScreenViewerPro
   ) : null;
 
   const componentToRender = needsExternalLabel
-    ? { ...splitAdjustedComponent, style: { ...splitAdjustedComponent.style, labelDisplay: false } }
+    ? {
+        ...splitAdjustedComponent,
+        style: {
+          ...splitAdjustedComponent.style,
+          labelDisplay: false,
+          labelPosition: "top" as const,
+          ...(isHorizLabel ? { 
+            width: "100%", 
+            height: "100%",
+            borderWidth: undefined,
+            borderColor: undefined,
+            borderStyle: undefined,
+            border: undefined,
+            borderRadius: undefined,
+          } : {}),
+        },
+        ...(isHorizLabel ? {
+          size: {
+            ...splitAdjustedComponent.size,
+            width: undefined as unknown as number,
+            height: undefined as unknown as number,
+          },
+        } : {}),
+      }
     : splitAdjustedComponent;
 
   return (
     <>
       <div ref={elRef} id={`interactive-${component.id}`} className="absolute" style={componentStyle}>
         {needsExternalLabel ? (
-          <div
-            style={{
-              display: "flex",
-              flexDirection: isHorizLabel ? (labelPos === "left" ? "row" : "row-reverse") : "column-reverse",
-              alignItems: isHorizLabel ? "center" : undefined,
-              gap: isHorizLabel ? labelGapValue : undefined,
-              width: "100%",
-              height: "100%",
-            }}
-          >
-            {externalLabelComponent}
-            <div style={{ flex: 1, minWidth: 0, height: isHorizLabel ? "100%" : undefined }}>
-              {renderInteractiveWidget(componentToRender)}
+          isHorizLabel ? (
+            <div style={{ position: "relative", width: "100%", height: "100%" }}>
+              <label
+                className="text-sm font-medium leading-none"
+                style={{
+                  position: "absolute",
+                  top: "50%",
+                  transform: "translateY(-50%)",
+                  ...(labelPos === "left"
+                    ? { right: "100%", marginRight: labelGapValue }
+                    : { left: "100%", marginLeft: labelGapValue }),
+                  fontSize: style?.labelFontSize || "14px",
+                  color: style?.labelColor || "#212121",
+                  fontWeight: style?.labelFontWeight || "500",
+                  whiteSpace: "nowrap",
+                }}
+              >
+                {labelText}
+                {((component as any).required || (component as any).componentConfig?.required) && (
+                  <span className="ml-1 text-destructive">*</span>
+                )}
+              </label>
+              <div style={{ width: "100%", height: "100%" }}>
+                {renderInteractiveWidget(componentToRender)}
+              </div>
             </div>
-          </div>
+          ) : (
+            <div
+              style={{
+                display: "flex",
+                flexDirection: "column-reverse",
+                width: "100%",
+                height: "100%",
+              }}
+            >
+              {externalLabelComponent}
+              <div style={{ flex: 1, minWidth: 0 }}>
+                {renderInteractiveWidget(componentToRender)}
+              </div>
+            </div>
+          )
         ) : (
           renderInteractiveWidget(componentToRender)
         )}
diff --git a/frontend/components/screen/RealtimePreviewDynamic.tsx b/frontend/components/screen/RealtimePreviewDynamic.tsx
index b95506d9..dcca4d0d 100644
--- a/frontend/components/screen/RealtimePreviewDynamic.tsx
+++ b/frontend/components/screen/RealtimePreviewDynamic.tsx
@@ -548,10 +548,23 @@ const RealtimePreviewDynamicComponent: React.FC<RealtimePreviewProps> = ({
   const origWidth = size?.width || 100;
   const isSplitShrunk = splitAdjustedWidth !== null && splitAdjustedWidth < origWidth;
 
+  // v2 수평 라벨 컴포넌트: position wrapper에서 border 제거 (DynamicComponentRenderer가 내부에서 처리)
+  const isV2HorizLabel = !!(
+    componentStyle &&
+    (componentStyle.labelDisplay === true || componentStyle.labelDisplay === "true") &&
+    (componentStyle.labelPosition === "left" || componentStyle.labelPosition === "right")
+  );
+  const safeComponentStyle = isV2HorizLabel
+    ? (() => {
+        const { borderWidth, borderColor, borderStyle, border, borderRadius, ...rest } = componentStyle as any;
+        return rest;
+      })()
+    : componentStyle;
+
   const baseStyle = {
     left: `${adjustedPositionX}px`,
     top: `${position.y}px`,
-    ...componentStyle,
+    ...safeComponentStyle,
     width: splitAdjustedWidth !== null ? `${splitAdjustedWidth}px` : displayWidth,
     height: displayHeight,
     zIndex: component.type === "layout" ? 1 : position.z || 2,
diff --git a/frontend/components/v2/V2Date.tsx b/frontend/components/v2/V2Date.tsx
index 1f8b6b99..c6bbff8b 100644
--- a/frontend/components/v2/V2Date.tsx
+++ b/frontend/components/v2/V2Date.tsx
@@ -700,7 +700,7 @@ export const V2Date = forwardRef<HTMLDivElement, V2DateProps>((props, ref) => {
     }
   };
 
-  const showLabel = label && style?.labelDisplay !== false;
+  const showLabel = label && style?.labelDisplay !== false && style?.labelDisplay !== "false";
   const componentWidth = size?.width || style?.width;
   const componentHeight = size?.height || style?.height;
 
diff --git a/frontend/components/v2/V2Input.tsx b/frontend/components/v2/V2Input.tsx
index d76802e8..219fa275 100644
--- a/frontend/components/v2/V2Input.tsx
+++ b/frontend/components/v2/V2Input.tsx
@@ -962,7 +962,7 @@ export const V2Input = forwardRef<HTMLDivElement, V2InputProps>((props, ref) =>
   };
 
   const actualLabel = label || style?.labelText;
-  const showLabel = actualLabel && style?.labelDisplay === true;
+  const showLabel = actualLabel && style?.labelDisplay !== false && style?.labelDisplay !== "false";
   const componentWidth = size?.width || style?.width;
   const componentHeight = size?.height || style?.height;
 
diff --git a/frontend/components/v2/V2Select.tsx b/frontend/components/v2/V2Select.tsx
index 52b6614d..538d33be 100644
--- a/frontend/components/v2/V2Select.tsx
+++ b/frontend/components/v2/V2Select.tsx
@@ -1145,7 +1145,7 @@ export const V2Select = forwardRef<HTMLDivElement, V2SelectProps>(
       }
     };
 
-    const showLabel = label && style?.labelDisplay !== false;
+    const showLabel = label && style?.labelDisplay !== false && style?.labelDisplay !== "false";
     const componentWidth = size?.width || style?.width;
     const componentHeight = size?.height || style?.height;
 
diff --git a/frontend/lib/registry/DynamicComponentRenderer.tsx b/frontend/lib/registry/DynamicComponentRenderer.tsx
index 85532c36..50c4bee4 100644
--- a/frontend/lib/registry/DynamicComponentRenderer.tsx
+++ b/frontend/lib/registry/DynamicComponentRenderer.tsx
@@ -371,15 +371,18 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
     try {
       const { V2SelectRenderer } = require("@/lib/registry/components/v2-select/V2SelectRenderer");
       const fieldName = columnName || component.id;
-      const currentValue = props.formData?.[fieldName] || "";
       
-      const handleChange = (value: any) => {
-        if (props.onFormDataChange) {
-          props.onFormDataChange(fieldName, value);
-        }
-      };
-      
-      // V2SelectRenderer용 컴포넌트 데이터 구성
+      // 수평 라벨 감지
+      const catLabelDisplay = component.style?.labelDisplay ?? (component as any).labelDisplay;
+      const catLabelPosition = component.style?.labelPosition;
+      const catLabelText = (catLabelDisplay === true || catLabelDisplay === "true")
+        ? (component.style?.labelText || (component as any).label || component.componentConfig?.label)
+        : undefined;
+      const catNeedsExternalHorizLabel = !!(
+        catLabelText &&
+        (catLabelPosition === "left" || catLabelPosition === "right")
+      );
+
       const selectComponent = {
         ...component,
         componentConfig: {
@@ -395,6 +398,24 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
         webType: "category",
       };
       
+      const catStyle = catNeedsExternalHorizLabel
+        ? { 
+            ...(component as any).style, 
+            labelDisplay: false, 
+            labelPosition: "top" as const, 
+            width: "100%", 
+            height: "100%",
+            borderWidth: undefined,
+            borderColor: undefined,
+            borderStyle: undefined,
+            border: undefined,
+            borderRadius: undefined,
+          }
+        : (component as any).style;
+      const catSize = catNeedsExternalHorizLabel
+        ? { ...(component as any).size, width: undefined, height: undefined }
+        : (component as any).size;
+
       const rendererProps = {
         component: selectComponent,
         formData: props.formData,
@@ -402,12 +423,47 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
         isDesignMode: props.isDesignMode,
         isInteractive: props.isInteractive ?? !props.isDesignMode,
         tableName,
-        style: (component as any).style,
-        size: (component as any).size,
+        style: catStyle,
+        size: catSize,
       };
       
       const rendererInstance = new V2SelectRenderer(rendererProps);
-      return rendererInstance.render();
+      const renderedCatSelect = rendererInstance.render();
+
+      if (catNeedsExternalHorizLabel) {
+        const labelGap = component.style?.labelGap || "8px";
+        const labelFontSize = component.style?.labelFontSize || "14px";
+        const labelColor = component.style?.labelColor || "#64748b";
+        const labelFontWeight = component.style?.labelFontWeight || "500";
+        const isRequired = component.required || (component as any).required;
+        const isLeft = catLabelPosition === "left";
+        return (
+          <div style={{ position: "relative", width: "100%", height: "100%" }}>
+            <label
+              style={{
+                position: "absolute",
+                top: "50%",
+                transform: "translateY(-50%)",
+                ...(isLeft
+                  ? { right: "100%", marginRight: labelGap }
+                  : { left: "100%", marginLeft: labelGap }),
+                fontSize: labelFontSize,
+                color: labelColor,
+                fontWeight: labelFontWeight,
+                whiteSpace: "nowrap",
+              }}
+              className="text-sm font-medium"
+            >
+              {catLabelText}
+              {isRequired && <span className="text-orange-500 ml-0.5">*</span>}
+            </label>
+            <div style={{ width: "100%", height: "100%" }}>
+              {renderedCatSelect}
+            </div>
+          </div>
+        );
+      }
+      return renderedCatSelect;
     } catch (error) {
       console.error("❌ V2SelectRenderer 로드 실패:", error);
     }
@@ -619,18 +675,39 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
           componentType === "modal-repeater-table" ||
           componentType === "v2-input";
 
-        // 🆕 v2-input 등의 라벨 표시 로직 (labelDisplay가 true일 때만 라벨 표시)
+        // 🆕 v2-input 등의 라벨 표시 로직 (labelDisplay가 true/"true"일 때만 라벨 표시)
         const labelDisplay = component.style?.labelDisplay ?? (component as any).labelDisplay;
-        const effectiveLabel = labelDisplay === true 
+        const effectiveLabel = (labelDisplay === true || labelDisplay === "true")
           ? (component.style?.labelText || (component as any).label || component.componentConfig?.label)
           : undefined;
 
+        // 🔧 수평 라벨(left/right) 감지 → 외부 flex 컨테이너에서 라벨 처리
+        const labelPosition = component.style?.labelPosition;
+        const isV2Component = componentType?.startsWith("v2-");
+        const needsExternalHorizLabel = !!(
+          isV2Component &&
+          effectiveLabel &&
+          (labelPosition === "left" || labelPosition === "right")
+        );
+
         // 🔧 순서 중요! component.style 먼저, CSS 크기 속성은 size 기반으로 덮어씀
         const mergedStyle = {
           ...component.style,  // 원본 style (labelDisplay, labelText 등) - 먼저!
           // CSS 크기 속성은 size에서 계산한 값으로 명시적 덮어쓰기 (우선순위 최고)
           width: finalStyle.width,
           height: finalStyle.height,
+          // 수평 라벨 → V2 컴포넌트에는 라벨 비활성화 (외부에서 처리)
+          ...(needsExternalHorizLabel ? {
+            labelDisplay: false,
+            labelPosition: "top" as const,
+            width: "100%",
+            height: "100%",
+            borderWidth: undefined,
+            borderColor: undefined,
+            borderStyle: undefined,
+            border: undefined,
+            borderRadius: undefined,
+          } : {}),
         };
 
         // 컬럼 메타데이터 기반 componentConfig 병합 (DB 최신 설정 우선)
@@ -649,7 +726,9 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
           onClick,
           onDragStart,
           onDragEnd,
-          size: component.size || newComponent.defaultSize,
+          size: needsExternalHorizLabel
+            ? { ...(component.size || newComponent.defaultSize), width: undefined, height: undefined }
+            : (component.size || newComponent.defaultSize),
           position: component.position,
           config: mergedComponentConfig,
           componentConfig: mergedComponentConfig,
@@ -657,8 +736,8 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
           ...(mergedComponentConfig || {}),
           // 🔧 style은 맨 마지막에! (componentConfig.style이 있어도 mergedStyle이 우선)
           style: mergedStyle,
-          // 🆕 라벨 표시 (labelDisplay가 true일 때만)
-          label: effectiveLabel,
+          // 수평 라벨 → 외부에서 처리하므로 label 전달 안 함
+          label: needsExternalHorizLabel ? undefined : effectiveLabel,
           // 🆕 V2 레이아웃에서 overrides에서 복원된 상위 레벨 속성들도 전달 (DB 메타데이터 우선)
           inputType: (baseColumnName && columnMetaCache[screenTableName || ""]?.[baseColumnName]?.input_type) || (component as any).inputType || mergedComponentConfig?.inputType,
           columnName: (component as any).columnName || component.componentConfig?.columnName,
@@ -759,16 +838,51 @@ export const DynamicComponentRenderer: React.FC<DynamicComponentRendererProps> =
           NewComponentRenderer.prototype &&
           NewComponentRenderer.prototype.render;
 
+        let renderedElement: React.ReactElement;
         if (isClass) {
-          // 클래스 기반 렌더러 (AutoRegisteringComponentRenderer 상속)
           const rendererInstance = new NewComponentRenderer(rendererProps);
-          return rendererInstance.render();
+          renderedElement = rendererInstance.render();
         } else {
-          // 함수형 컴포넌트
-          // refreshKey를 React key로 전달하여 컴포넌트 리마운트 강제
-
-          return <NewComponentRenderer key={refreshKey} {...rendererProps} />;
+          renderedElement = <NewComponentRenderer key={refreshKey} {...rendererProps} />;
         }
+
+        // 수평 라벨 → 라벨을 컴포넌트 영역 바깥에 absolute 배치, 입력은 100% 채움
+        if (needsExternalHorizLabel) {
+          const labelGap = component.style?.labelGap || "8px";
+          const labelFontSize = component.style?.labelFontSize || "14px";
+          const labelColor = component.style?.labelColor || "#64748b";
+          const labelFontWeight = component.style?.labelFontWeight || "500";
+          const isRequired = component.required || (component as any).required;
+          const isLeft = labelPosition === "left";
+
+          return (
+            <div style={{ position: "relative", width: "100%", height: "100%" }}>
+              <label
+                style={{
+                  position: "absolute",
+                  top: "50%",
+                  transform: "translateY(-50%)",
+                  ...(isLeft
+                    ? { right: "100%", marginRight: labelGap }
+                    : { left: "100%", marginLeft: labelGap }),
+                  fontSize: labelFontSize,
+                  color: labelColor,
+                  fontWeight: labelFontWeight,
+                  whiteSpace: "nowrap",
+                }}
+                className="text-sm font-medium"
+              >
+                {effectiveLabel}
+                {isRequired && <span className="text-orange-500 ml-0.5">*</span>}
+              </label>
+              <div style={{ width: "100%", height: "100%" }}>
+                {renderedElement}
+              </div>
+            </div>
+          );
+        }
+
+        return renderedElement;
       }
     } catch (error) {
       console.error(`❌ 새 컴포넌트 렌더링 실패 (${componentType}):`, error);
diff --git a/frontend/lib/registry/components/table-list/TableListConfigPanel.tsx b/frontend/lib/registry/components/table-list/TableListConfigPanel.tsx
index 8cd8b0c5..8526b0c9 100644
--- a/frontend/lib/registry/components/table-list/TableListConfigPanel.tsx
+++ b/frontend/lib/registry/components/table-list/TableListConfigPanel.tsx
@@ -10,11 +10,74 @@ import { TableListConfig, ColumnConfig } from "./types";
 import { entityJoinApi } from "@/lib/api/entityJoin";
 import { tableTypeApi } from "@/lib/api/screen";
 import { tableManagementApi } from "@/lib/api/tableManagement";
-import { Plus, Trash2, ArrowUp, ArrowDown, ChevronsUpDown, Check, Lock, Unlock, Database, Table2, Link2 } from "lucide-react";
+import { Plus, Trash2, ArrowUp, ArrowDown, ChevronsUpDown, Check, Lock, Unlock, Database, Table2, Link2, GripVertical, X } from "lucide-react";
 import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
 import { Command, CommandEmpty, CommandGroup, CommandInput, CommandItem, CommandList } from "@/components/ui/command";
 import { cn } from "@/lib/utils";
 import { DataFilterConfigPanel } from "@/components/screen/config-panels/DataFilterConfigPanel";
+import { DndContext, closestCenter, type DragEndEvent } from "@dnd-kit/core";
+import { SortableContext, useSortable, verticalListSortingStrategy, arrayMove } from "@dnd-kit/sortable";
+import { CSS } from "@dnd-kit/utilities";
+
+/**
+ * 드래그 가능한 선택된 컬럼 행 (v2-split-panel-layout의 SortableColumnRow 동일 패턴)
+ */
+function SortableColumnRow({
+  id,
+  col,
+  index,
+  isEntityJoin,
+  onLabelChange,
+  onWidthChange,
+  onRemove,
+}: {
+  id: string;
+  col: ColumnConfig;
+  index: number;
+  isEntityJoin?: boolean;
+  onLabelChange: (value: string) => void;
+  onWidthChange: (value: number) => void;
+  onRemove: () => void;
+}) {
+  const { attributes, listeners, setNodeRef, transform, transition, isDragging } = useSortable({ id });
+  const style = { transform: CSS.Transform.toString(transform), transition };
+
+  return (
+    <div
+      ref={setNodeRef}
+      style={style}
+      className={cn(
+        "bg-card flex items-center gap-1.5 rounded-md border px-2 py-1.5",
+        isDragging && "z-50 opacity-50 shadow-md",
+        isEntityJoin && "border-blue-200 bg-blue-50/30",
+      )}
+    >
+      <div {...attributes} {...listeners} className="text-muted-foreground hover:text-foreground cursor-grab touch-none">
+        <GripVertical className="h-3 w-3" />
+      </div>
+      {isEntityJoin ? (
+        <Link2 className="h-3 w-3 shrink-0 text-blue-500" />
+      ) : (
+        <span className="text-muted-foreground w-5 shrink-0 text-center text-[10px] font-medium">#{index + 1}</span>
+      )}
+      <Input
+        value={col.displayName || col.columnName}
+        onChange={(e) => onLabelChange(e.target.value)}
+        placeholder="표시명"
+        className="h-6 min-w-0 flex-1 text-xs"
+      />
+      <Input
+        value={col.width || ""}
+        onChange={(e) => onWidthChange(parseInt(e.target.value) || 100)}
+        placeholder="너비"
+        className="h-6 w-14 shrink-0 text-xs"
+      />
+      <Button type="button" variant="ghost" size="sm" onClick={onRemove} className="text-muted-foreground hover:text-destructive h-5 w-5 shrink-0 p-0">
+        <X className="h-3 w-3" />
+      </Button>
+    </div>
+  );
+}
 
 export interface TableListConfigPanelProps {
   config: TableListConfig;
@@ -348,11 +411,11 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
     const existingColumn = config.columns?.find((col) => col.columnName === columnName);
     if (existingColumn) return;
 
-    // tableColumns에서 해당 컬럼의 라벨 정보 찾기
+    // tableColumns → availableColumns 순서로 한국어 라벨 찾기
     const columnInfo = tableColumns?.find((col: any) => (col.columnName || col.name) === columnName);
+    const availableColumnInfo = availableColumns.find((col) => col.columnName === columnName);
 
-    // 라벨명 우선 사용, 없으면 컬럼명 사용
-    const displayName = columnInfo?.label || columnInfo?.displayName || columnName;
+    const displayName = columnInfo?.label || columnInfo?.displayName || availableColumnInfo?.label || columnName;
 
     const newColumn: ColumnConfig = {
       columnName,
@@ -1213,6 +1276,62 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
           </>
         )}
 
+        {/* 선택된 컬럼 순서 변경 (DnD) */}
+        {config.columns && config.columns.length > 0 && (
+          <div className="space-y-3">
+            <div>
+              <h3 className="text-sm font-semibold">표시할 컬럼 ({config.columns.length}개 선택)</h3>
+              <p className="text-muted-foreground text-[10px]">
+                드래그하여 순서를 변경하거나 표시명/너비를 수정할 수 있습니다
+              </p>
+            </div>
+            <hr className="border-border" />
+            <DndContext
+              collisionDetection={closestCenter}
+              onDragEnd={(event: DragEndEvent) => {
+                const { active, over } = event;
+                if (!over || active.id === over.id) return;
+                const columns = [...(config.columns || [])];
+                const oldIndex = columns.findIndex((c) => c.columnName === active.id);
+                const newIndex = columns.findIndex((c) => c.columnName === over.id);
+                if (oldIndex !== -1 && newIndex !== -1) {
+                  const reordered = arrayMove(columns, oldIndex, newIndex);
+                  reordered.forEach((col, idx) => { col.order = idx; });
+                  handleChange("columns", reordered);
+                }
+              }}
+            >
+              <SortableContext
+                items={(config.columns || []).map((c) => c.columnName)}
+                strategy={verticalListSortingStrategy}
+              >
+                <div className="space-y-1">
+                  {(config.columns || []).map((column, idx) => {
+                    const resolvedLabel =
+                      column.displayName && column.displayName !== column.columnName
+                        ? column.displayName
+                        : availableColumns.find((c) => c.columnName === column.columnName)?.label || column.displayName || column.columnName;
+
+                    const colWithLabel = { ...column, displayName: resolvedLabel };
+                    return (
+                      <SortableColumnRow
+                        key={column.columnName}
+                        id={column.columnName}
+                        col={colWithLabel}
+                        index={idx}
+                        isEntityJoin={!!column.isEntityJoin}
+                        onLabelChange={(value) => updateColumn(column.columnName, { displayName: value })}
+                        onWidthChange={(value) => updateColumn(column.columnName, { width: value })}
+                        onRemove={() => removeColumn(column.columnName)}
+                      />
+                    );
+                  })}
+                </div>
+              </SortableContext>
+            </DndContext>
+          </div>
+        )}
+
         {/* 🆕 데이터 필터링 설정 */}
         <div className="space-y-3">
           <div>
@@ -1240,3 +1359,4 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
     </div>
   );
 };
+
diff --git a/frontend/lib/registry/components/v2-bom-item-editor/BomItemEditorComponent.tsx b/frontend/lib/registry/components/v2-bom-item-editor/BomItemEditorComponent.tsx
index fcb7b710..bd5f3d92 100644
--- a/frontend/lib/registry/components/v2-bom-item-editor/BomItemEditorComponent.tsx
+++ b/frontend/lib/registry/components/v2-bom-item-editor/BomItemEditorComponent.tsx
@@ -937,19 +937,38 @@ export function BomItemEditorComponent({
     setItemSearchOpen(true);
   }, []);
 
-  // 이미 추가된 품목 ID 목록 (중복 방지용)
+  // 같은 레벨(형제) 품목 ID 목록 (동일 레벨 중복 방지, 하위 레벨은 허용)
   const existingItemIds = useMemo(() => {
     const ids = new Set<string>();
-    const collect = (nodes: BomItemNode[]) => {
-      for (const n of nodes) {
-        const fk = n.data[cfg.dataSource?.foreignKey || "child_item_id"];
+    const fkField = cfg.dataSource?.foreignKey || "child_item_id";
+
+    if (addTargetParentId === null) {
+      // 루트 레벨 추가: 루트 노드의 형제들만 체크
+      for (const n of treeData) {
+        const fk = n.data[fkField];
         if (fk) ids.add(fk);
-        collect(n.children);
       }
-    };
-    collect(treeData);
+    } else {
+      // 하위 추가: 해당 부모의 직속 자식들만 체크
+      const findParent = (nodes: BomItemNode[]): BomItemNode | null => {
+        for (const n of nodes) {
+          if (n.tempId === addTargetParentId) return n;
+          const found = findParent(n.children);
+          if (found) return found;
+        }
+        return null;
+      };
+      const parent = findParent(treeData);
+      if (parent) {
+        for (const child of parent.children) {
+          const fk = child.data[fkField];
+          if (fk) ids.add(fk);
+        }
+      }
+    }
+
     return ids;
-  }, [treeData, cfg]);
+  }, [treeData, cfg, addTargetParentId]);
 
   // 루트 품목 추가 시작
   const handleAddRoot = useCallback(() => {
diff --git a/frontend/lib/registry/components/v2-table-list/TableListConfigPanel.tsx b/frontend/lib/registry/components/v2-table-list/TableListConfigPanel.tsx
index 35f15596..7de8a533 100644
--- a/frontend/lib/registry/components/v2-table-list/TableListConfigPanel.tsx
+++ b/frontend/lib/registry/components/v2-table-list/TableListConfigPanel.tsx
@@ -22,11 +22,76 @@ import {
   Database,
   Table2,
   Link2,
+  GripVertical,
+  X,
 } from "lucide-react";
 import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
 import { Command, CommandEmpty, CommandGroup, CommandInput, CommandItem, CommandList } from "@/components/ui/command";
 import { cn } from "@/lib/utils";
 import { DataFilterConfigPanel } from "@/components/screen/config-panels/DataFilterConfigPanel";
+import { DndContext, closestCenter, type DragEndEvent } from "@dnd-kit/core";
+import { SortableContext, useSortable, verticalListSortingStrategy, arrayMove } from "@dnd-kit/sortable";
+import { CSS } from "@dnd-kit/utilities";
+
+/**
+ * 드래그 가능한 선택된 컬럼 행 (v2-split-panel-layout의 SortableColumnRow 동일 패턴)
+ */
+function SortableColumnRow({
+  id,
+  col,
+  index,
+  isEntityJoin,
+  onLabelChange,
+  onWidthChange,
+  onRemove,
+}: {
+  id: string;
+  col: ColumnConfig;
+  index: number;
+  isEntityJoin?: boolean;
+  onLabelChange: (value: string) => void;
+  onWidthChange: (value: number) => void;
+  onRemove: () => void;
+}) {
+  const { attributes, listeners, setNodeRef, transform, transition, isDragging } = useSortable({ id });
+  const style = { transform: CSS.Transform.toString(transform), transition };
+
+  return (
+    <div
+      ref={setNodeRef}
+      style={style}
+      className={cn(
+        "bg-card flex items-center gap-1.5 rounded-md border px-2 py-1.5",
+        isDragging && "z-50 opacity-50 shadow-md",
+        isEntityJoin && "border-blue-200 bg-blue-50/30",
+      )}
+    >
+      <div {...attributes} {...listeners} className="text-muted-foreground hover:text-foreground cursor-grab touch-none">
+        <GripVertical className="h-3 w-3" />
+      </div>
+      {isEntityJoin ? (
+        <Link2 className="h-3 w-3 shrink-0 text-blue-500" />
+      ) : (
+        <span className="text-muted-foreground w-5 shrink-0 text-center text-[10px] font-medium">#{index + 1}</span>
+      )}
+      <Input
+        value={col.displayName || col.columnName}
+        onChange={(e) => onLabelChange(e.target.value)}
+        placeholder="표시명"
+        className="h-6 min-w-0 flex-1 text-xs"
+      />
+      <Input
+        value={col.width || ""}
+        onChange={(e) => onWidthChange(parseInt(e.target.value) || 100)}
+        placeholder="너비"
+        className="h-6 w-14 shrink-0 text-xs"
+      />
+      <Button type="button" variant="ghost" size="sm" onClick={onRemove} className="text-muted-foreground hover:text-destructive h-5 w-5 shrink-0 p-0">
+        <X className="h-3 w-3" />
+      </Button>
+    </div>
+  );
+}
 
 export interface TableListConfigPanelProps {
   config: TableListConfig;
@@ -366,11 +431,11 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
     const existingColumn = config.columns?.find((col) => col.columnName === columnName);
     if (existingColumn) return;
 
-    // tableColumns에서 해당 컬럼의 라벨 정보 찾기
+    // tableColumns → availableColumns 순서로 한국어 라벨 찾기
     const columnInfo = tableColumns?.find((col: any) => (col.columnName || col.name) === columnName);
+    const availableColumnInfo = availableColumns.find((col) => col.columnName === columnName);
 
-    // 라벨명 우선 사용, 없으면 컬럼명 사용
-    const displayName = columnInfo?.label || columnInfo?.displayName || columnName;
+    const displayName = columnInfo?.label || columnInfo?.displayName || availableColumnInfo?.label || columnName;
 
     const newColumn: ColumnConfig = {
       columnName,
@@ -1458,6 +1523,63 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
           </>
         )}
 
+        {/* 선택된 컬럼 순서 변경 (DnD) */}
+        {config.columns && config.columns.length > 0 && (
+          <div className="space-y-3">
+            <div>
+              <h3 className="text-sm font-semibold">표시할 컬럼 ({config.columns.length}개 선택)</h3>
+              <p className="text-muted-foreground text-[10px]">
+                드래그하여 순서를 변경하거나 표시명/너비를 수정할 수 있습니다
+              </p>
+            </div>
+            <hr className="border-border" />
+            <DndContext
+              collisionDetection={closestCenter}
+              onDragEnd={(event: DragEndEvent) => {
+                const { active, over } = event;
+                if (!over || active.id === over.id) return;
+                const columns = [...(config.columns || [])];
+                const oldIndex = columns.findIndex((c) => c.columnName === active.id);
+                const newIndex = columns.findIndex((c) => c.columnName === over.id);
+                if (oldIndex !== -1 && newIndex !== -1) {
+                  const reordered = arrayMove(columns, oldIndex, newIndex);
+                  reordered.forEach((col, idx) => { col.order = idx; });
+                  handleChange("columns", reordered);
+                }
+              }}
+            >
+              <SortableContext
+                items={(config.columns || []).map((c) => c.columnName)}
+                strategy={verticalListSortingStrategy}
+              >
+                <div className="space-y-1">
+                  {(config.columns || []).map((column, idx) => {
+                    // displayName이 columnName과 같으면 한국어 라벨 미설정 → availableColumns에서 찾기
+                    const resolvedLabel =
+                      column.displayName && column.displayName !== column.columnName
+                        ? column.displayName
+                        : availableColumns.find((c) => c.columnName === column.columnName)?.label || column.displayName || column.columnName;
+
+                    const colWithLabel = { ...column, displayName: resolvedLabel };
+                    return (
+                      <SortableColumnRow
+                        key={column.columnName}
+                        id={column.columnName}
+                        col={colWithLabel}
+                        index={idx}
+                        isEntityJoin={!!column.isEntityJoin}
+                        onLabelChange={(value) => updateColumn(column.columnName, { displayName: value })}
+                        onWidthChange={(value) => updateColumn(column.columnName, { width: value })}
+                        onRemove={() => removeColumn(column.columnName)}
+                      />
+                    );
+                  })}
+                </div>
+              </SortableContext>
+            </DndContext>
+          </div>
+        )}
+
         {/* 🆕 데이터 필터링 설정 */}
         <div className="space-y-3">
           <div>
@@ -1484,3 +1606,4 @@ export const TableListConfigPanel: React.FC<TableListConfigPanelProps> = ({
     </div>
   );
 };
+
diff --git a/frontend/lib/utils/buttonActions.ts b/frontend/lib/utils/buttonActions.ts
index 054b257f..2ed4db87 100644
--- a/frontend/lib/utils/buttonActions.ts
+++ b/frontend/lib/utils/buttonActions.ts
@@ -3173,16 +3173,16 @@ export class ButtonActionExecutor {
       return false;
     }
 
-    // 1. 화면 설명 가져오기
-    let description = config.modalDescription || "";
-    if (!description) {
+    // 1. 화면 정보 가져오기 (제목/설명이 미설정 시 화면명에서 가져옴)
+    let screenInfo: any = null;
+    if (!config.modalTitle || !config.modalDescription) {
       try {
-        const screenInfo = await screenApi.getScreen(config.targetScreenId);
-        description = screenInfo?.description || "";
+        screenInfo = await screenApi.getScreen(config.targetScreenId);
       } catch (error) {
-        console.warn("화면 설명을 가져오지 못했습니다:", error);
+        console.warn("화면 정보를 가져오지 못했습니다:", error);
       }
     }
+    let description = config.modalDescription || screenInfo?.description || "";
 
     // 2. 데이터 소스 및 선택된 데이터 수집
     let selectedData: any[] = [];
@@ -3288,7 +3288,7 @@ export class ButtonActionExecutor {
     }
 
     // 3. 동적 모달 제목 생성
-    let finalTitle = config.modalTitle || "화면";
+    let finalTitle = config.modalTitle || screenInfo?.screenName || "데이터 등록";
 
     // 블록 기반 제목 처리
     if (config.modalTitleBlocks?.length) {