Subscribe: 
    Send an empty email to `[email protected]`
Post:
    Send email to `[email protected]`
Unsubscribe: 
    Send email to `[email protected]`

订阅：
    发送空白邮件至`[email protected]`
发帖：
    发送邮件至`[email protected]`
取消订阅：
    发送空白邮件至`[email protected]`

Please send an email attached with your Wechat ID to me, then I would like to invite you into the group.
请发送email给我并附上您的微信id，我将会邀请您到讨论组中，谢谢。