diff --git a/package/component/src/component/countUp/index.vue b/package/component/src/component/countUp/index.vue
index 43fd56f6..195c86e9 100644
--- a/package/component/src/component/countUp/index.vue
+++ b/package/component/src/component/countUp/index.vue
@@ -55,7 +55,7 @@ const formatNumber = (num: number | string): string => {
   let x1 = x[0];
   const x2 = x.length > 1 ? props.decimal + x[1] : "";
   const rgx = /(\d+)(\d{3})/;
-  if (props.separator && !isNumber(props.separator)) {
+  if (props.useGrouping && props.separator && !isNumber(props.separator)) {
     while (rgx.test(x1)) {
       x1 = x1.replace(rgx, "$1" + props.separator + "$2");
     }
diff --git a/package/document-component/src/document/zh-CN/components/countup.md b/package/document-component/src/document/zh-CN/components/countup.md
index f189070a..8a7666c6 100644
--- a/package/document-component/src/document/zh-CN/components/countup.md
+++ b/package/document-component/src/document/zh-CN/components/countup.md
@@ -7,7 +7,7 @@
 ::: demo
 
 <template>
-  <h1 style="padding:20px 15px; font-family: sans-serif">
+  <h1 style="padding:20px 15px; font-family: sans-serif" >
       <lay-count-up :startVal="0" :endVal="3600" :decimalPlaces="2"></lay-count-up>
   </h1>
 </template>