diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
index ff323a85..5d81ccc7 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
@@ -15,7 +15,8 @@ import type {
   NamedFormula,
   TextAnswer,
 } from "./M01_MasterData_UI_Logic_Api";
-import { formatNumber, qtyKind } from "./M01_MasterData_UI_Logic_Edit";
+import { buildEditor, formatNumber, qtyKind } from "./M01_MasterData_UI_Logic_Edit";
+import { openPicker } from "./M01_MasterData_UI_Logic_Pick";
 import { tx } from "./M01_MasterData_UI_Logic_Text";
 import { buildFormula } from "./M01_MasterData_UI_LogicLab_Formula";
 import { openMaterialModal } from "./M01_MasterData_UI_LogicLab_Modal";
@@ -280,13 +281,33 @@ function hoBox(ctx: DetailContext): HTMLElement {
   return section(tl("Ho_Title"), blocks, hint);
 }
 
+/** 자체 로직(키 GX…) — 정본은 아님 */
+export const isOwnLogic = (row: LogicRow): boolean => row.키.startsWith("GX");
+
+/** 자체 로직은 고치는 화면(정본 로직 화면과 같은 편집기) 하나로 기본정보 · 호표를 대신함 */
+function ownBox(ctx: DetailContext): HTMLElement {
+  const host = el("div");
+  buildEditor(host, {
+    row: ctx.row,
+    file: ctx.file,
+    isNew: false,
+    files: [],
+    reasons: ctx.reasons,
+    prices: ctx.prices,
+    lines: ctx.lines,
+    onChange: ctx.onChange,
+    onFile: () => undefined,
+    onPick: openPicker,
+  });
+  return section(tl("Info_Title"), [host]);
+}
+
 /** 상세 화면 넷을 `host` 에 쌓음 */
 export function buildLabDetail(host: HTMLElement, ctx: DetailContext): void {
   const formula = el("div", { className: "m01lab__formula" });
   buildFormula(formula, { text: ctx.text });
   host.replaceChildren(
-    infoBox(ctx),
-    hoBox(ctx),
+    ...(isOwnLogic(ctx.row) ? [ownBox(ctx)] : [infoBox(ctx), hoBox(ctx)]),
     section(tl("Formula_Title"), [formula]),
     section(tl("Calc_Title"), [ctx.calcHost]),
   );