How to collect the WeChat invitation red envelope?

Collection of small programs. Wechat is a free application launched by Tencent on 2011,which provides instant messaging service for intelligent terminals. You need to go to the invitation red envelope in WeChat and get it from the invitation applet in WeChat. Wechat supports fast sending of free voice messages, videos, pictures and texts across communication operators and operating system platforms. At the same time, you can share streaming media content and location-based social plug-ins, and use service plug-ins such as "Shake", "Friends Circle", "Public Platform" and "Voice Notepad".