diff --git a/src/components/Application/src/UserTenantChange.vue b/src/components/Application/src/UserTenantChange.vue
index c6f9748..d8bf533 100644
--- a/src/components/Application/src/UserTenantChange.vue
+++ b/src/components/Application/src/UserTenantChange.vue
@@ -7,6 +7,7 @@
       :selectedKeys="selectedKeys"
       @menu-event="handleMenuEvent"
       overlayClassName="app-locale-picker-overlay"
+      maxTextWidth=200
     >
       <span class="cursor-pointer flex items-center" style="margin-left: 10px;">
         <Icon icon="ant-design:apartment-outlined" size="18" style="color:#222222"/>
@@ -59,6 +60,9 @@
       formInfo.value.tenants.forEach((o) => {
         o.text = o.name;
         o.event = o.code;
+        if(formInfo.value.tenantCode==o.code){
+          o.icon="ant-design:check-outlined";
+        }
       });
     }
   }
diff --git a/src/components/Dropdown/src/Dropdown.vue b/src/components/Dropdown/src/Dropdown.vue
index c70a99e..67d206e 100644
--- a/src/components/Dropdown/src/Dropdown.vue
+++ b/src/components/Dropdown/src/Dropdown.vue
@@ -25,7 +25,7 @@
             </a-popconfirm>
             <template v-else>
               <Icon :icon="item.icon" v-if="item.icon" />
-              <span class="ml-1">{{ item.text }}</span>
+              <span class="ml-1" :style="getStyle">{{ item.text }}</span>
             </template>
           </a-menu-item>
           <a-menu-divider v-if="item.divider" :key="`d-${item.event}`" />
@@ -70,6 +70,9 @@
       type: Array as PropType<string[]>,
       default: () => [],
     },
+    maxTextWidth:{
+      type: [Number, String]
+    }
   });
 
   const emit = defineEmits(['menuEvent']);
@@ -93,4 +96,12 @@
   });
 
   const getAttr = (key: string | number) => ({ key });
+
+  const getStyle = computed(() => {
+      if(props.maxTextWidth){
+          return { maxWidth: `${props.maxTextWidth}`.replace(/px/, '') + 'px',display:'inline-block',overflow: 'hidden', textOverflow:'ellipsis', whiteSpace: 'nowrap',lineHeight:'100%'};
+      }else{
+          return {};
+      }
+  });
 </script>