diff --git a/src/app/routes/financial-management/components/bank-card-management/bind/bind.component.ts b/src/app/routes/financial-management/components/bank-card-management/bind/bind.component.ts
index 512d5dc1..cea027a7 100644
--- a/src/app/routes/financial-management/components/bank-card-management/bind/bind.component.ts
+++ b/src/app/routes/financial-management/components/bank-card-management/bind/bind.component.ts
@@ -57,7 +57,7 @@ export class CwcBankCardManagementBindComponent implements OnInit {
         bankCardNumber: {
           type: 'string',
           title: '银行卡号',
-          maxLength: 21,
+          maxLength: 30,
           ui: {
             showRequired: true,
             placeholder: '请输入银行卡号',