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.
如何當社會企業的天使投資者—「社企投資會」的經驗與啟示 https://hksef.org/2015/07/angel-investor-for-social-startups/