diff --git a/src/area-cascader.vue b/src/area-cascader.vue
index eddbad0..c4fc940 100644
--- a/src/area-cascader.vue
+++ b/src/area-cascader.vue
@@ -119,7 +119,7 @@
 
         methods: {
             beforeSetDefault () {
-                const chinese = /^[\u4E00-\u9FA5\uF900-\uFA2D]{3,}$/;
+                const chinese = /^[\u4E00-\u9FA5\uF900-\uFA2D]{2,}$/;
                 const num = /^\d{6,}$/;
                 const isCode = num.test(this.value[0]);
                 let isValid;
diff --git a/src/area-select.vue b/src/area-select.vue
index 9da7791..a9f3f9f 100644
--- a/src/area-select.vue
+++ b/src/area-select.vue
@@ -237,7 +237,7 @@
             },
 
             beforeSetDefault () {
-                const chinese = /^[\u4E00-\u9FA5\uF900-\uFA2D]{3,}$/;
+                const chinese = /^[\u4E00-\u9FA5\uF900-\uFA2D]{2,}$/;
                 const num = /^\d{6,}$/;
                 const isCode = num.test(this.value[0]);
                 let isValid;