diff --git a/yxt-as-ui/src/views/basicinformation/additionitem/additionitem.vue b/yxt-as-ui/src/views/basicinformation/additionitem/additionitem.vue
index e91ecd5a82..837a6b2fc9 100644
--- a/yxt-as-ui/src/views/basicinformation/additionitem/additionitem.vue
+++ b/yxt-as-ui/src/views/basicinformation/additionitem/additionitem.vue
@@ -80,7 +80,7 @@
           </el-col>
           <el-col :span="12">
             <div class="span-sty">成本</div>
-            <el-form-item><el-input class="addinputInfo addinputw" v-model="formobj.cost" clearable placeholder="" /></el-form-item>
+            <el-form-item><el-input class="addinputInfo addinputw" @keyup.native="formobj.cost = getNumber(formobj.cost, 2)" v-model="formobj.cost" clearable placeholder="" /></el-form-item>
           </el-col>
         </el-row>
       </el-form>