End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
Blog三不原则 https://www.zhongguotese.net/2007/blog%e4%b8%89%e4%b8%8d%e5%8e%9f%e5%88%99.html