add company info

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2018 Contributors (https://github.com/rrweb-io/rrweb/graphs/contributors)
+Copyright (c) 2018 Contributors (https://github.com/rrweb-io/rrweb/graphs/contributors) and SmartX Inc.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -63,3 +63,11 @@ Since we want the record and replay sides to share a strongly typed data structu
 In addition to adding integration tests and unit tests, rrweb also provides a REPL testing tool.
 
 [Using the REPL tool](./guide.md#REPL-tool)
+
+## Who's using rrweb
+
+<p align="center">
+  <a href="http://www.smartx.com/" target="_blank">
+    <img width="260px" src="https://www.rrweb.io/logos/smartx.png">
+  </a>
+</p>

README.zh_CN.md

@@ -64,3 +64,11 @@ rrweb 主要由 3 部分组成：
 除了添加集成测试和单元测试之外，rrweb 还提供了交互式的测试工具。
 
 [使用 REPL 工具](./guide.zh_CN.md#REPL-工具)
+
+## Who's using rrweb
+
+<p align="center">
+  <a href="http://www.smartx.com/" target="_blank">
+    <img width="260px" src="https://www.rrweb.io/logos/smartx.png">
+  </a>
+</p>