diff --git a/src/components/device/device-card/components/current-diag/switch-port-card.vue b/src/components/device/device-card/components/current-diag/switch-port-card.vue
index 2c13903..43cf390 100644
--- a/src/components/device/device-card/components/current-diag/switch-port-card.vue
+++ b/src/components/device/device-card/components/current-diag/switch-port-card.vue
@@ -33,7 +33,7 @@ const { hasPermission } = usePermission();
 
 const { ndmDevice, station, ports } = toRefs(props);
 
-const showCard = computed(() => !!ports.value);
+const showCard = computed(() => !!ports.value && ports.value.length > 0);
 
 const switchSlots = computed(() => {
   // 解析端口名称，将端口按槽位进行分组