diff --git a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
index 2d10ded0..1a9ae1ce 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
@@ -231,7 +231,11 @@ function TelemetrySourceCell({ item }: { item: LatestTelemetryValue }) {
 }
 
 function telemetryRowKey(item?: LatestTelemetryValue) {
-  return `${item?.protocol ?? ''}-${item?.category ?? ''}-${item?.sourceField ?? ''}-${item?.frameId ?? ''}`;
+  return [
+    item?.protocol ?? '',
+    item?.sourceEndpoint ?? '',
+    item?.key || `${item?.category ?? ''}:${item?.sourceField ?? ''}`
+  ].join('\u0000');
 }
 
 function TelemetryPanel({ data, pending, error }: { data?: LatestTelemetryResponse; pending: boolean; error?: string }) {
@@ -265,13 +269,13 @@ function TelemetryPanel({ data, pending, error }: { data?: LatestTelemetryRespon
     .map((key) => ({ key, label: categoryLabels.get(key) ?? key, count: indexed.valuesByProtocolCategory.get(`${activeProtocol}\u0000${key}`)?.length ?? 0 }));
   const activeCategory = indexed.valuesByProtocolCategory.has(`${activeProtocol}\u0000${selectedCategory}`) ? selectedCategory : categories[0]?.key ?? '';
   const visibleMetrics = indexed.valuesByProtocolCategory.get(`${activeProtocol}\u0000${activeCategory}`) ?? [];
-  const columns = [
+  const columns = useMemo(() => [
     { title: '字段 / 协议映射', dataIndex: 'label', width: 260, render: (_: unknown, item: LatestTelemetryValue) => <TelemetryFieldCell item={item} /> },
     { title: '当前值', dataIndex: 'value', width: 170, render: (_: unknown, item: LatestTelemetryValue) => <TelemetryValueCell item={item} onInspect={setInspectedValue} /> },
     { title: '质量 / 新鲜度', dataIndex: 'quality', width: 170, render: (_: unknown, item: LatestTelemetryValue) => <TelemetryQualityCell item={item} /> },
     { title: '设备 / 接收时间', dataIndex: 'deviceTime', width: 230, render: (_: unknown, item: LatestTelemetryValue) => <TelemetryTimeCell item={item} /> },
     { title: '数据来源', dataIndex: 'protocol', width: 180, render: (_: unknown, item: LatestTelemetryValue) => <TelemetrySourceCell item={item} /> }
-  ];
+  ], []);
   const state = pending
     ? <div className="v2-telemetry-state" role="status"><strong>正在读取最新遥测</strong><span>按协议整理最新标量证据…</span></div>
     : error
diff --git a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
index f94ffdbd..998603c2 100644
--- a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
+++ b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
@@ -92,6 +92,8 @@ describe('V2 production entry', () => {
     expect(corePageSources.VehiclePage).toContain('<List.Item className="v2-telemetry-mobile-item"');
     expect(corePageSources.VehiclePage).toContain('className="v2-telemetry-mobile-action"');
     expect(corePageSources.VehiclePage).toContain("placement={mobileLayout ? 'bottom' : 'right'}");
+    expect(corePageSources.VehiclePage).toContain("item?.sourceEndpoint ?? ''");
+    expect(corePageSources.VehiclePage).toContain('const columns = useMemo(() => [');
     expect(corePageSources.VehiclePage).toContain('<List');
     expect(corePageSources.VehiclePage).toContain('className="v2-event-list"');
     expect(corePageSources.VehiclePage).toContain('useMobileLayout');
@@ -394,6 +396,10 @@ describe('V2 production entry', () => {
     expect(workspaceStyles).toContain('.v2-vehicle-directory-v3 .v2-mobile-filter-toggle-copy small {');
     expect(workspaceStyles).toContain('.v2-vehicle-mobile-filter-sidesheet.semi-sidesheet-bottom .semi-sidesheet-inner {');
     expect(workspaceStyles).toContain('grid-template-columns: repeat(2, minmax(0, 1fr));');
+    expect(workspaceStyles).toContain('.v2-vehicle-record-v3 .v2-vehicle-command-card > .semi-card-body {');
+    expect(workspaceStyles).toContain('grid-template-columns: minmax(210px, .62fr) minmax(0, 1.38fr);');
+    expect(workspaceStyles).toContain('.v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid {');
+    expect(workspaceStyles).toContain('.v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list {');
     expect(corePageSources.MonitorPage).not.toContain('<select');
     expect(corePageSources.MonitorPage).not.toContain('<textarea');
     expect(corePageSources.MonitorPage).not.toContain('<button');
diff --git a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
index 7b009fa3..affbc5aa 100644
--- a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
+++ b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
@@ -16818,7 +16818,7 @@
 
   .v2-vehicle-record-v3.v2-vehicle-record-page {
     gap: 7px;
-    padding: 7px 7px 88px;
+    padding: 7px;
   }
 
   .v2-vehicle-record-v3 .v2-vehicle-command-card.semi-card {
@@ -18263,3 +18263,284 @@
     max-height: min(42dvh, 180px);
   }
 }
+
+/*
+ * Short landscape vehicle record.
+ * The shell already reserves the fixed mobile navigation. Split the command
+ * card into an identity/action rail and a live evidence canvas so the latest
+ * report remains visible before the user scrolls.
+ */
+@media (max-width: 900px) and (max-height: 480px) and (orientation: landscape) {
+  .v2-vehicle-record-v3.v2-vehicle-record-page {
+    gap: 7px;
+    padding: 6px 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card > .semi-card-body {
+    display: grid;
+    grid-template-columns: minmax(210px, .62fr) minmax(0, 1.38fr);
+    align-items: stretch;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-record-command.v2-workspace-command-bar {
+    min-height: 0;
+    align-content: start;
+    border-right: 1px solid #dfe7f0;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-workspace-command-copy {
+    min-height: 57px;
+    gap: 2px;
+    border-right: 0;
+    border-bottom: 1px solid #e4eaf2;
+    padding: 5px 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-plate {
+    min-height: 29px;
+    padding-inline: 7px;
+    font-size: 12px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-online-label.semi-tag {
+    min-height: 20px;
+    padding-inline: 6px;
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-vin {
+    gap: 3px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-vin small {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-vin b {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-vin .semi-button {
+    width: 22px;
+    min-width: 22px;
+    height: 22px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-workspace-command-actions {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-workspace-command-meta {
+    border-right: 0;
+    border-bottom: 1px solid #e7edf4;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-meta {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-meta > span {
+    min-height: 35px;
+    padding: 4px 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-meta > span + span {
+    border-top: 1px solid #edf1f6;
+    border-left: 0;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-meta small {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-meta strong {
+    margin-top: 1px;
+    font-size: 9px;
+    line-height: 1.2;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-sources {
+    flex-wrap: nowrap;
+    gap: 3px;
+    margin-top: 2px;
+    overflow: hidden;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-sources .semi-tag {
+    min-height: 18px;
+    padding-inline: 4px;
+    font-size: 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-actions {
+    min-height: 43px;
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+    gap: 4px;
+    padding: 5px 6px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-actions > .semi-button {
+    min-height: 33px;
+    border-radius: 7px;
+    padding: 2px 4px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-actions > .semi-button .semi-button-content {
+    gap: 3px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-actions > .semi-button .semi-button-content-left {
+    font-size: 12px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-header.v2-vehicle-record-command .v2-identity-actions > .semi-button .semi-button-content-right {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-live-section {
+    min-width: 0;
+    border-top: 0;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-live-section > .v2-workspace-panel-header {
+    min-height: 36px;
+    padding: 4px 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-live-section .v2-workspace-panel-copy > h5.semi-typography {
+    font-size: 10px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-live-section .v2-live-report-meta {
+    max-width: 64%;
+    font-size: 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid > .v2-live-metric {
+    min-height: 58px;
+    border-top: 0;
+    border-left: 1px solid #e7edf4;
+    padding: 6px 7px 5px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid > .v2-live-metric:nth-child(3n + 1) {
+    border-left: 0;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid > .v2-live-metric:nth-child(n + 4) {
+    border-top: 1px solid #e7edf4;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid > .v2-live-metric::after {
+    right: 7px;
+    left: 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid small {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid strong,
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-source-link {
+    margin-top: 3px;
+    font-size: 13px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid strong.is-text {
+    font-size: 9px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-primary-protocol.semi-tag {
+    min-height: 19px;
+    margin-top: 3px;
+    padding-inline: 5px;
+    font-size: 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-source-link.semi-button {
+    height: 19px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid > .v2-live-metric > span:last-child {
+    margin-top: 3px;
+    font-size: 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-location {
+    min-height: 37px;
+    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-location > span {
+    gap: 4px;
+    padding: 4px 7px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-location > span + span {
+    border-top: 0;
+    border-left: 1px solid #e4eaf2;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-location small,
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-location strong {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-record-v3 .v2-vehicle-command-card .v2-current-address-action.semi-button {
+    min-height: 25px;
+    padding-inline: 6px;
+    font-size: 8px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet.semi-sidesheet-bottom .semi-sidesheet-inner {
+    height: 100dvh !important;
+    max-height: 100dvh;
+    border-radius: 0;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet.semi-sidesheet-bottom .semi-sidesheet-header {
+    min-height: 56px;
+    padding: 7px 12px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet.semi-sidesheet-bottom .semi-sidesheet-body {
+    padding: 9px 12px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet.semi-sidesheet-bottom .semi-sidesheet-footer {
+    padding: 7px 12px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-title {
+    gap: 1px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-title > span {
+    font-size: 8px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+    gap: 8px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list > .semi-button {
+    min-height: 72px;
+    justify-content: center;
+    padding-inline: 10px;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list > .semi-button .semi-button-content {
+    justify-content: center;
+  }
+
+  .v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list > .semi-button .semi-button-content-right {
+    max-width: 100%;
+    flex: 0 1 auto;
+    gap: 7px;
+  }
+}