diff --git a/api-web/api-interface/src/main/java/com/heyu/api/controller/certificate/bankcard/BankCardRecognizeController.java b/api-web/api-interface/src/main/java/com/heyu/api/controller/certificate/bankcard/BankCardRecognizeController.java
index 1f5d403..a5c51df 100644
--- a/api-web/api-interface/src/main/java/com/heyu/api/controller/certificate/bankcard/BankCardRecognizeController.java
+++ b/api-web/api-interface/src/main/java/com/heyu/api/controller/certificate/bankcard/BankCardRecognizeController.java
@@ -19,6 +19,14 @@ import org.springframework.web.bind.annotation.RestController;
 import java.util.HashMap;
 import java.util.Map;
 
+/***
+ *
+ * https://next.api.aliyun.com/api/ocr/2019-12-30/RecognizeBankCard?RegionId=cn-shanghai&tab=DOC&lang=JAVA
+ *功能描述
+ *
+ * 银行卡识别能力可以检测输入的主流银行卡图像，输出 3 个信息，包括：发卡行、银行卡号、有效日期。
+ *
+ */
 @Slf4j
 @RestController
 @RequestMapping("/bank/card")