diff --git a/vehicle-data-platform/apps/web/src/pages/Dashboard.tsx b/vehicle-data-platform/apps/web/src/pages/Dashboard.tsx
index 153a35f9..d9620b01 100644
--- a/vehicle-data-platform/apps/web/src/pages/Dashboard.tsx
+++ b/vehicle-data-platform/apps/web/src/pages/Dashboard.tsx
@@ -15,12 +15,20 @@ function formatLag(value?: number | null) {
   return value == null ? '未接入' : value.toLocaleString();
 }
 
-function qualityVehicleLookupKey(row: QualityIssueRow) {
+function qualityVehicleLookup(row: QualityIssueRow) {
   const vin = row.vin?.trim();
   if (vin && vin !== 'unknown') {
-    return vin;
+    return { key: vin, label: '车辆服务' };
   }
-  return row.plate?.trim() || row.phone?.trim() || '';
+  const plate = row.plate?.trim();
+  if (plate) {
+    return { key: plate, label: '按车牌查车' };
+  }
+  const phone = row.phone?.trim();
+  if (phone) {
+    return { key: phone, label: '按手机号查车' };
+  }
+  return { key: '', label: '车辆服务' };
 }
 
 export function Dashboard({ onOpenVehicle, onOpenQuality }: { onOpenVehicle: (vin: string) => void; onOpenQuality: () => void }) {
@@ -138,10 +146,11 @@ export function Dashboard({ onOpenVehicle, onOpenQuality }: { onOpenVehicle: (vi
               { title: '最后时间', dataIndex: 'lastSeen', width: 170 },
               {
                 title: '操作',
-                width: 110,
-                render: (_: unknown, row: QualityIssueRow) => (
-                  <Button disabled={!qualityVehicleLookupKey(row)} onClick={() => onOpenVehicle(qualityVehicleLookupKey(row))}>车辆服务</Button>
-                )
+                width: 130,
+                render: (_: unknown, row: QualityIssueRow) => {
+                  const lookup = qualityVehicleLookup(row);
+                  return <Button disabled={!lookup.key} onClick={() => onOpenVehicle(lookup.key)}>{lookup.label}</Button>;
+                }
               }
             ]}
           />
diff --git a/vehicle-data-platform/apps/web/src/pages/Quality.tsx b/vehicle-data-platform/apps/web/src/pages/Quality.tsx
index 40f5deed..2e8f98aa 100644
--- a/vehicle-data-platform/apps/web/src/pages/Quality.tsx
+++ b/vehicle-data-platform/apps/web/src/pages/Quality.tsx
@@ -49,12 +49,20 @@ async function copyText(value: string, label: string) {
   }
 }
 
-function vehicleLookupKey(row: QualityIssueRow) {
+function vehicleLookup(row: QualityIssueRow) {
   const vin = row.vin?.trim();
   if (vin && vin !== 'unknown') {
-    return vin;
+    return { key: vin, label: '车辆服务' };
   }
-  return row.plate?.trim() || row.phone?.trim() || '';
+  const plate = row.plate?.trim();
+  if (plate) {
+    return { key: plate, label: '按车牌查车' };
+  }
+  const phone = row.phone?.trim();
+  if (phone) {
+    return { key: phone, label: '按手机号查车' };
+  }
+  return { key: '', label: '车辆服务' };
 }
 
 export function Quality({
@@ -185,19 +193,18 @@ export function Quality({
             {
               title: '操作',
               width: 250,
-              render: (_: unknown, row: QualityIssueRow) => (
-                <Space spacing={4}>
-                  <Button size="small" icon={<IconCopy />} onClick={() => copyText(row.phone, '手机号')}>手机号</Button>
-                  <Button size="small" icon={<IconCopy />} onClick={() => copyText(row.sourceEndpoint, '来源')}>来源</Button>
-                  <Button
-                    size="small"
-                    disabled={!vehicleLookupKey(row)}
-                    onClick={() => onOpenVehicle(vehicleLookupKey(row))}
-                  >
-                    车辆服务
-                  </Button>
-                </Space>
-              )
+              render: (_: unknown, row: QualityIssueRow) => {
+                const lookup = vehicleLookup(row);
+                return (
+                  <Space spacing={4}>
+                    <Button size="small" icon={<IconCopy />} onClick={() => copyText(row.phone, '手机号')}>手机号</Button>
+                    <Button size="small" icon={<IconCopy />} onClick={() => copyText(row.sourceEndpoint, '来源')}>来源</Button>
+                    <Button size="small" disabled={!lookup.key} onClick={() => onOpenVehicle(lookup.key)}>
+                      {lookup.label}
+                    </Button>
+                  </Space>
+                );
+              }
             }
           ]}
         />