wechat Tencent on January 21, 2011 launch of an offer instant messaging services for intelligent terminal free application, micro-channel support across communications operators, cross-operating system platform to quickly send free (need to consume a small amount of network traffic) voice over the network SMS, video, pictures and text, but also can be used by sharing information streaming media content and location-based social plug-in "shake," "drift bottles", "circle of friends", "public platform", "voice Memo The "other services plug-in.