@@ -94,7 +94,7 @@ Follow this [document](docs/en/guides/How-to-build.md).
# Contact Us
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* Join `skywalking` channel at [Apache Slack](http://s.apache.org/slack-invite). If the link is not working, find the latest one at [Apache INFRA WIKI](https://cwiki.apache.org/confluence/display/INFRA/Slack+Guest+Invites).
