diff --git a/README.md b/README.md
index facd896..595995d 100644
--- a/README.md
+++ b/README.md
@@ -49,3 +49,7 @@ FastDFS is a lightweight object storage solution. If you need a general distribu
 file system for databases, K8s and virtual machines (such as KVM), you can learn about
 [FastCFS](https://github.com/happyfish100/FastCFS) which achieves strong data consistency
 and high performance.
+
+We provide technical support service and customized development. Welcome to use WeChat or email for discuss.
+
+email: 384681(at)qq(dot)com
diff --git a/README_zh.md b/README_zh.md
index 604b6e8..b452aed 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -22,3 +22,7 @@
   FastDFS更多更详细的功能和特性介绍，请参阅FastDFS微信公众号的其他文章，搜索公众号：fastdfs。
 
   FastDFS是轻量级的对象存储解决方案，如果你在数据库、K8s和虚拟机（如KVM）等场景，需要使用通用分布式文件系统，可以了解一下保证数据强一致性且高性能的[FastCFS](https://gitee.com/fastdfs100/FastCFS)。
+
+  我们提供商业技术支持和定制化开发，欢迎微信或邮件洽谈。
+
+  email: 384681(at)qq(dot)com