diff --git a/extra/apiclient_cert.p12 b/extra/apiclient_cert.p12
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index 96de2220f..000000000
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diff --git a/extra/apiclient_new_cert.p12 b/extra/apiclient_new_cert.p12
deleted file mode 100644
index 9c26f0bb5..000000000
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diff --git a/extra/apple_message_cert_product_20190415.p12 b/extra/apple_message_cert_product_20190415.p12
deleted file mode 100644
index 03d23a263..000000000
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diff --git a/extra/apple_message_cert_product_20200506.p12 b/extra/apple_message_cert_product_20200506.p12
deleted file mode 100644
index 4bd03a9d7..000000000
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diff --git a/extra/apple_message_cert_product_20210509.p12 b/extra/apple_message_cert_product_20210509.p12
deleted file mode 100644
index 3449e888b..000000000
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diff --git a/extra/napclient_cert.p12 b/extra/napclient_cert.p12
deleted file mode 100644
index 2c9e2f5cc..000000000
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diff --git a/extra/redpack_cert.p12 b/extra/redpack_cert.p12
deleted file mode 100644
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diff --git a/src/document/openapi/cn/document.yml b/src/document/openapi/cn/document.yml
index 05c680fc3..b37985abd 100644
--- a/src/document/openapi/cn/document.yml
+++ b/src/document/openapi/cn/document.yml
@@ -157,15 +157,15 @@ tags:
       
       [支付宝SDK文档](https://global.alipay.com/doc/app_cn/about)
       
-      [Alipay+接入文档](resources/api/AlipayPlusAppIntegrationGuide.pdf)
+      [Alipay+接入文档](/resources/api/AlipayPlusAppIntegrationGuide.pdf)
       
       关于客户端和微信整合的更多信息：
       
       [微信SDK文档](https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=11_1)
       
-      [Alipay SDK for Android](resources/api/alipaySdk-20160825.jar)
+      [Alipay SDK for Android](/resources/api/alipaySdk-20160825.jar)
       
-      [Alipay SDK for iOS](resources/api/AlipaySDKForiOS.zip)
+      [Alipay SDK for iOS](/resources/api/AlipaySDKForiOS.zip)
       
       [Wechat SDK for Android](https://open.weixin.qq.com/cgi-bin/showdocument?action=dir_list&t=resource/res_list&verify=1&id=open1419319167&token=&lang=zh_CN)
       
diff --git a/src/document/openapi/en/document.yml b/src/document/openapi/en/document.yml
index 46ae1b599..ce45d3310 100644
--- a/src/document/openapi/en/document.yml
+++ b/src/document/openapi/en/document.yml
@@ -164,15 +164,15 @@ tags:
       
       [Alipay SDK Document](https://global.alipay.com/doc/app/intro)
       
-      [Alipay+ SDK Document](resources/api/AlipayPlusAppIntegrationGuide.pdf)
+      [Alipay+ SDK Document](/resources/api/AlipayPlusAppIntegrationGuide.pdf)
       
       More information for integration with Wechat: 
       
       [Wechat SDK Document](https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=11_1)
       
-      [Alipay SDK for Android](resources/api/alipaySdk-20160825.jar)
+      [Alipay SDK for Android](/resources/api/alipaySdk-20160825.jar)
       
-      [Alipay SDK for iOS](resources/api/AlipaySDKForiOS.zip)
+      [Alipay SDK for iOS](/resources/api/AlipaySDKForiOS.zip)
       
       [Wechat SDK for Android](https://open.weixin.qq.com/cgi-bin/showdocument?action=dir_list&t=resource/res_list&verify=1&id=open1419319167&token=&lang=zh_CN)