diff --git a/apps/desktop/src/composables/__tests__/useDataGridExport.spec.ts b/apps/desktop/src/composables/__tests__/useDataGridExport.spec.ts
index 4665d6bfd6..8c62501879 100644
--- a/apps/desktop/src/composables/__tests__/useDataGridExport.spec.ts
+++ b/apps/desktop/src/composables/__tests__/useDataGridExport.spec.ts
@@ -1644,14 +1644,14 @@ describe("useDataGridExport VARBINARY 文本复制 (#7471)", () => {
     expect(parseDataGridClipboard("abc")).toEqual([["0x616263"]]);
   });
 
-  it("非文本 VARBINARY 保持 0x/hex，避免破坏任意 bytes", async () => {
+  it("恰好构成合法 GBK 序列的 VARBINARY 按解码文本复制（与网格显示一致）", async () => {
     const matrix: CellSelectionMatrix = { rowIndexes: [0], columnIndexes: [1], columns: ["name"], rows: [["0xdeadbeef"]] };
-    vi.mocked(extractDataGridSelection).mockResolvedValueOnce({ text: "0xdeadbeef", mimeType: "text/plain", fileExtension: "txt", rowCount: 1, columnCount: 1 });
+    vi.mocked(extractDataGridSelection).mockResolvedValueOnce({ text: "蕲撅", mimeType: "text/plain", fileExtension: "txt", rowCount: 1, columnCount: 1 });
     const state = createExportState(varbinTable, ["id", "name"], matrix, [1, "0xdeadbeef"]);
 
     await expect(state.copyWithPreference("smart")).resolves.toBe(true);
 
-    expect(extractDataGridSelection).toHaveBeenCalledWith(expect.objectContaining({ extractor: "raw", rows: [["0xdeadbeef"]] }));
+    expect(extractDataGridSelection).toHaveBeenCalledWith(expect.objectContaining({ extractor: "raw", rows: [["蕲撅"]] }));
   });
 
   it("多选 TSV 复制同样对文本型 VARBINARY 解码", async () => {
@@ -1702,12 +1702,12 @@ describe("useDataGridExport VARBINARY 文本复制 (#7471)", () => {
     expect(extractDataGridSelection).not.toHaveBeenCalled();
   });
 
-  it("右键「复制单元格」对非文本 VARBINARY 保持 0x/hex", async () => {
+  it("右键「复制单元格」对 GBK 可解码 VARBINARY 复制解码文本", async () => {
     const state = createExportState(varbinTable, ["id", "name"], undefined, [1, "0xdeadbeef"], undefined, undefined, [], DEFAULT_DATA_GRID_EXTRACTOR_OPTIONS, false, undefined, false, 1, 1);
 
     await state.copyCell();
 
-    expect(copyToClipboard).toHaveBeenCalledWith("0xdeadbeef");
+    expect(copyToClipboard).toHaveBeenCalledWith("蕲撅");
   });
 
   it("复制整行 JSON 时呈现文本型 VARBINARY", async () => {
diff --git a/packages/app-tests/dataGridDetail.test.ts b/packages/app-tests/dataGridDetail.test.ts
index 0d719749e9..da0234ab99 100644
--- a/packages/app-tests/dataGridDetail.test.ts
+++ b/packages/app-tests/dataGridDetail.test.ts
@@ -227,7 +227,7 @@ test("dataGridRowDetailJson and dataGridRowDetailTsv format copy payloads", () =
   assert.equal(dataGridRowDetailTsv(detail), "1\tAda\t");
 });
 
-test("data grid detail copy renders textual MySQL VARBINARY while preserving non-text bytes", () => {
+test("data grid detail copy renders textual and GBK-decodable MySQL VARBINARY as text", () => {
   const rowDetail = buildDataGridRowDetail({
     rowIndex: 0,
     rowId: 1,
@@ -245,8 +245,9 @@ test("data grid detail copy renders textual MySQL VARBINARY while preserving non
     displayValue: (value) => String(value),
   });
 
-  assert.equal(dataGridRowDetailJson(rowDetail, undefined, "mysql"), '{\n  "name": "abc",\n  "payload": "0xdeadbeef"\n}');
-  assert.equal(dataGridRowDetailTsv(rowDetail, "mysql"), "abc\t0xdeadbeef");
+  // 0xdeadbeef 恰好全部组成合法 GBK 序列：MySQL 连接按 GBK 解码复制（与网格显示一致），见 binaryCellDownload.test.ts。
+  assert.equal(dataGridRowDetailJson(rowDetail, undefined, "mysql"), '{\n  "name": "abc",\n  "payload": "蕲撅"\n}');
+  assert.equal(dataGridRowDetailTsv(rowDetail, "mysql"), "abc\t蕲撅");
   assert.equal(dataGridColumnDetailJson(columnDetail!, "mysql"), '[\n  {\n    "row": 1,\n    "value": "abc"\n  }\n]');
   assert.equal(dataGridColumnDetailTsv(columnDetail!, "mysql"), "abc");
   // 非 MySQL binary 及非文本 VARBINARY 不应被误转成字符串或 replacement character。