[DOC] adding mail list / wechat group / slack channel (#5013)

* [VL] adding mail list / wechat group / slack channel

Signed-off-by: Yuan Zhou <[email protected]>

* adding concats

Signed-off-by: Yuan Zhou <[email protected]>

* refine wording

Signed-off-by: Yuan Zhou <[email protected]>

---------

Signed-off-by: Yuan Zhou <[email protected]>

README.md

@@ -112,7 +112,18 @@ Welcome to contribute to Gluten project! See [contributing guide](CONTRIBUTING.m
 
 ## 4.1 Community
 
-You can join a Wechat group (Chinese) or a Spark channel in Velox Slack group (English) for community communication. Contact us if you want.
+Glunten successfully joined Apache Incubator since March'24. We welcome developers and users who are interested in Gluten project. Here are several ways to contat us:
+### Gluten website
+https://gluten.apache.org/
+
+### Mailing lists
+For any technical questions, please subscribe/email to [email protected]
+
+### Wechat group
+We also have a Wechat group (in Chinese) which maybe more firendly for PRC developers/users. Due to the limitation of wechat group, please contat with weitingchen at apache.org or zhangzc at apache.org to be invited to the group. 
+
+### Slack channel
+There's also a Spark channel in Velox Slack group (in English) for community communication for Velox backend. Please check Velox document here: https://github.com/facebookincubator/velox?tab=readme-ov-file#community
 
 ## 4.2 Issue Report