update docs for contact

Author: zsdonghao

README.md

@@ -238,7 +238,7 @@ as well as engineers from Google, Microsoft, Alibaba, Tencent, Penguins Innovate
 TensorLayer started as an internal repository at Imperial College London, helping researchers to test their new methods. It now encourages researchers from all over the world to controbute their methods so as to promote the development of machine learning. You can either contact us to discuss your ideas, or fork our repository and make a pull request.
  -->
 
-- 🇬🇧 If you are in London, we can discuss in person. Drop us an email to organize a meetup: [email protected].
+- 🇬🇧 If you have question, drop us an email: [email protected].
 - 🇨🇳 我们有官方的[中文文档](http://tensorlayercn.readthedocs.io/zh/latest), 另外我们建立了多种交流渠道, 如[QQ群](img/img_qq.png)和[微信群](https://github.com/shorxp/tensorlayer-chinese/blob/master/docs/wechat_group.md).
 
 # Citation

docs/user/more.rst

@@ -24,7 +24,7 @@ you to implement your own methods easily. For discussion, we recommend
 `Gitter <https://gitter.im/tensorlayer/Lobby#?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge>`_,
 `Help Wanted Issues <https://waffle.io/zsdonghao/tensorlayer>`_,
 `QQ group <https://github.com/zsdonghao/tensorlayer/blob/master/img/img_qq.png>`_
-and `Wechat group <tensorlayer@gmail.com>`_.
+and `Wechat group <https://github.com/shorxp/tensorlayer-chinese/blob/master/docs/wechat_group.md>`_.
 
 Beginner
 ^^^^^^^^^^^^^^