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.
2020 年美國十大專利過期原廠藥!學名藥或生物相似藥搶商機 https://geneonline.news/top10-loss-patent-drug/