diff --git a/i18n/zh_cn.properties b/i18n/zh_cn.properties
index aef5cde..1f0edee 100644
--- a/i18n/zh_cn.properties
+++ b/i18n/zh_cn.properties
@@ -110,7 +110,7 @@ Dec-Dcm_Connection_Deleted=该数据连接已被删除，无法进行操作
 Dec-Dcm_Connection_Click_Connect_Database=点击连接数据库
 Dec-Dcm_Connection_Read_Mode_List=以读取模式列表
 Dec-Dcm_Connection_NO_Connection_Pool=无数据连接，可在数据连接管理页面添加
-
+Dec-Dcm_Connection_Cannot_Too_Lang=文本长度不能大于200个字符
 BI-Multi_Date_Quarter_End= 季度末
 BI-Multi_Date_Month_Begin= 月初
 BI-Multi_Date_YMD= 年月日
diff --git a/private/i18n.ts b/private/i18n.ts
index 96bd362..1fdf08b 100644
--- a/private/i18n.ts
+++ b/private/i18n.ts
@@ -109,6 +109,7 @@ export default {
     'Dec-Dcm_Connection_Click_Connect_Database': '点击连接数据库',
     'Dec-Dcm_Connection_Read_Mode_List': '以读取模式列表',
     'Dec-Dcm_Connection_NO_Connection_Pool': '无数据连接，可在数据连接管理页面添加',
+    'Dec-Dcm_Connection_Cannot_Too_Lang': '文本长度不能大于200个字符',
     'BI-Multi_Date_Quarter_End': '季度末',
     'BI-Multi_Date_Month_Begin': '月初',
     'BI-Multi_Date_YMD': '年月日',
diff --git a/src/modules/app.service.ts b/src/modules/app.service.ts
index 9200db4..a770f78 100644
--- a/src/modules/app.service.ts
+++ b/src/modules/app.service.ts
@@ -98,3 +98,7 @@ export function getTextByDatabaseType(databaseType: string) {
     
     return database ? database.text : '';
 }
+
+export function getChartLength(str: string) {
+    return str.replace(/[^\x00-\xff]/g, '01').length;
+}
diff --git a/src/modules/pages/connection/list/list_item/list_item.ts b/src/modules/pages/connection/list/list_item/list_item.ts
index 3fb61b5..0cb620c 100644
--- a/src/modules/pages/connection/list/list_item/list_item.ts
+++ b/src/modules/pages/connection/list/list_item/list_item.ts
@@ -4,7 +4,7 @@ import './list_item.less';
 import { ListItemModel, ListItemModelXtype } from './list_item.model';
 import { PAGE_INDEX } from '@constants/constant';
 import { hasRegistered } from '../list.service';
-import { connectionCanEdit, getTextByDatabaseType } from '../../../../app.service';
+import { connectionCanEdit, getTextByDatabaseType, getChartLength } from '../../../../app.service';
 import { testConnection } from '../../../maintain/forms/form.server';
 
 export const ListItemXtype = 'dec.dcm.connection.list_item';
@@ -71,6 +71,15 @@ export class ListItem extends BI.BasicButton {
                             eventName: BI.SignEditor.EVENT_BLUR,
                             action: () => {
                                 const newName = this.nameEditor.getValue();
+                                if (getChartLength(newName) > 200) {
+                                    BI.Msg.toast(BI.i18nText(BI.i18nText('Dec-Dcm_Connection_Cannot_Too_Lang')), {
+                                        level: 'error',
+                                    });
+                                    this.store.setIsEdit(false, name);
+                                    this.nameLabel.setText(name);
+                                    
+                                    return;
+                                }
                                 this.store.changeName(name, newName).then(re => {
                                     this.store.setIsEdit(false, name);
                                     if (re.errorCode) {
diff --git a/src/modules/pages/maintain/forms/form.ts b/src/modules/pages/maintain/forms/form.ts
index 05a1903..15e40c2 100644
--- a/src/modules/pages/maintain/forms/form.ts
+++ b/src/modules/pages/maintain/forms/form.ts
@@ -6,7 +6,7 @@ import { FormPluginXtype } from './components/form.plugin';
 import { connectionType } from '@constants/env';
 import { ConnectionJDBC, Connection } from 'src/modules/crud/crud.typings';
 import { DEFAULT_JNDI_DATA, DEFAULT_JDBC_POOL, DATEBASE_FILTER_TYPE } from '@constants/constant';
-import { getJdbcDatabaseType } from 'src/modules/app.service';
+import { getJdbcDatabaseType, getChartLength } from '../../../app.service';
 export const MaintainFormXtype = 'dec.dcm.maintain.form';
 @shortcut(MaintainFormXtype)
 @store(MaintainFormModelXtype)
@@ -190,6 +190,11 @@ export class MaintainForm extends BI.Widget {
                 return false;
             }
         }
+        if (getChartLength(value.connectionName) > 200) {
+            this.setFromError(BI.i18nText('Dec-Dcm_Connection_Cannot_Too_Lang'));
+                
+            return false;
+        }
         
         return true;
     }
@@ -221,6 +226,11 @@ export class MaintainForm extends BI.Widget {
             
             return;
         }
+        if (getChartLength(formValue.connectionName) > 200) {
+            this.setFromError(BI.i18nText('Dec-Dcm_Connection_Cannot_Too_Lang'));
+                
+            return false;
+        }
         if (this.isEdit || this.model.isCopy) {
             formValue.connectionId = this.connectionName;
         }