diff --git a/examples/app-showcase/src/ui/pages/command-center.page.ts b/examples/app-showcase/src/ui/pages/command-center.page.ts
index 295f56889ba..a98af74d611 100644
--- a/examples/app-showcase/src/ui/pages/command-center.page.ts
+++ b/examples/app-showcase/src/ui/pages/command-center.page.ts
@@ -98,6 +98,16 @@ function chart(id: string, chartType: string, dataset: string, dimensions: strin
 
 const CHART_H = '376px';
 
+/**
+ * The review set — tasks whose `status` is `in_review`. ONE value read by two
+ * blocks: the KPI tile `cc_k3` counts it, and the work queue `cc_queue_g`
+ * under its 待审核列表 / 审批中 heading lists it, so the panel shows exactly
+ * the rows the tile counts. `object-grid` reads `filter` (singular, the
+ * `ViewFilterRule` array — `ComponentPropsMap['object-grid']`) and lowers it
+ * to `$filter`.
+ */
+const IN_REVIEW = [{ field: 'status', operator: 'equals', value: 'in_review' }];
+
 export const CommandCenterPage = definePage({
   name: 'showcase_command_center',
   label: 'Command Center (大屏)',
@@ -146,7 +156,7 @@ export const CommandCenterPage = definePage({
                 child: band('cc_kpi_grid', 6, [
                   kpi('cc_k1', 'showcase_project', '活跃项目 Active', 'blue', { field: 'id', function: 'count' }, [{ field: 'status', operator: 'equals', value: 'active' }]),
                   kpi('cc_k2', 'showcase_task', '待办任务 Open', 'teal', { field: 'id', function: 'count' }, [{ field: 'status', operator: 'not_equals', value: 'done' }]),
-                  kpi('cc_k3', 'showcase_task', '待复审 Review', 'purple', { field: 'id', function: 'count' }, [{ field: 'status', operator: 'equals', value: 'in_review' }]),
+                  kpi('cc_k3', 'showcase_task', '待复审 Review', 'purple', { field: 'id', function: 'count' }, IN_REVIEW),
                   kpi('cc_k4', 'showcase_project', '风险项目 At-Risk', 'danger', { field: 'id', function: 'count' }, [{ field: 'health', operator: 'equals', value: 'red' }]),
                   kpi('cc_k5', 'showcase_account', '客户 Accounts', 'orange', { field: 'id', function: 'count' }),
                   kpi('cc_k6', 'showcase_project', '总预算 Budget', 'success', { field: 'budget', function: 'sum' }, undefined, '0.0a'),
@@ -169,7 +179,7 @@ export const CommandCenterPage = definePage({
               // ── Work queue — its own full-width row at the bottom ────────
               panel({
                 id: 'cc_queue', title: '待审核列表 · Work Queue', accent: A.c1, badge: '审批中', minHeight: '0px',
-                child: { id: 'cc_queue_g', type: 'object-grid', responsiveStyles: { large: { minWidth: '0', display: 'block' } }, properties: { objectName: 'showcase_task', columns: ['title', 'project', 'status', 'priority', 'due_date'] } },
+                child: { id: 'cc_queue_g', type: 'object-grid', responsiveStyles: { large: { minWidth: '0', display: 'block' } }, properties: { objectName: 'showcase_task', columns: ['title', 'project', 'status', 'priority', 'due_date'], filter: IN_REVIEW } },
               }),
             ],
           },
diff --git a/examples/app-showcase/test/command-center-metric-filter.test.ts b/examples/app-showcase/test/command-center-metric-filter.test.ts
index 8451366f8fa..a4d8fa6041a 100644
--- a/examples/app-showcase/test/command-center-metric-filter.test.ts
+++ b/examples/app-showcase/test/command-center-metric-filter.test.ts
@@ -77,3 +77,65 @@ describe('Command Center — object-metric properties parse against their Compon
     }
   });
 });
+
+/**
+ * The work queue lists the set the KPI tile above it counts.
+ *
+ * `cc_queue_g` sits under the heading 待审核列表 · Work Queue with the badge
+ * 审批中, and the tile `cc_k3` (待复审 Review) counts tasks whose `status` is
+ * `in_review`. The grid carried no filter, so it listed every task, done ones
+ * included, while the tile beside it counted two.
+ *
+ * `filter` is the key `object-grid` declares (`ComponentPropsMap['object-grid']`,
+ * the `ViewFilterRule` array) and the one the committed `sdui.manifest.json`
+ * lists among the grid's inputs; the renderer lowers it to `$filter`. The pin
+ * asserts that key, parses the whole bag against the grid's row, and holds the
+ * queue's rules equal to the tile's so the two cannot drift apart.
+ */
+function nodeById(root: unknown, id: string): AnyRec | undefined {
+  let found: AnyRec | undefined;
+  const visit = (v: unknown): void => {
+    if (found) return;
+    if (Array.isArray(v)) {
+      for (const item of v) visit(item);
+      return;
+    }
+    if (!isRec(v)) return;
+    if (v.id === id) {
+      found = v;
+      return;
+    }
+    for (const child of Object.values(v)) visit(child);
+  };
+  visit(root);
+  return found;
+}
+
+describe('Command Center — the work queue lists the review set its KPI counts', () => {
+  const queue = nodeById(CommandCenterPage.regions, 'cc_queue_g');
+  const tile = nodeById(CommandCenterPage.regions, 'cc_k3');
+  const queueProps = isRec(queue?.properties) ? queue.properties : {};
+  const tileProps = isRec(tile?.properties) ? tile.properties : {};
+
+  it('finds the queue grid and the Review tile', () => {
+    expect(queue?.type).toBe('object-grid');
+    expect(tile?.type).toBe('object-metric');
+    expect(queueProps.objectName).toBe(tileProps.objectName);
+  });
+
+  it('scopes the queue to in_review tasks through `filter`', () => {
+    expect(queueProps.filter).toEqual([{ field: 'status', operator: 'equals', value: 'in_review' }]);
+  });
+
+  it("carries the same rules as the tile `cc_k3`", () => {
+    expect(queueProps.filter).toEqual(tileProps.filter);
+  });
+
+  it('the queue properties bag parses clean against its ComponentPropsMap row', () => {
+    const result = ComponentPropsMap['object-grid'].safeParse(queueProps);
+    const failures = result.success
+      ? []
+      : result.error.issues.map((issue) => `properties.${issue.path.join('.')}: ${issue.code}`);
+    expect(failures).toEqual([]);
+  });
+});