diff --git a/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue b/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
index d3979e48a..f53184215 100644
--- a/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
+++ b/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
@@ -1205,6 +1205,8 @@
                 <el-form-item label="描述" prop="remarks" class="add-form-item">
                   <el-input v-model.trim="productModelAdd.remarks"
                             placeholder="请输入描述"
+                            maxlength="500"
+                            show-word-limit
                             clearable></el-input>
                 </el-form-item>
               </el-col>