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.
서울 학교에 인공 지능 교실을 만들고 ... 인공 지능 교사 1,000 명을 양성한다 https://aju.news/523351.html