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.
微软外服工作札记②——聊聊微软的知识管理服务平台和一些编程风格 https://codingnote.cc/zh-hans/p/646594/