The move opens the exchange to peer-to-peer (P2P) crypto transactions from China.
WeChat parent Tencent and Alibaba's payments arm Ant Financial have no plans to follow Facebook into crypto.
WeChat has just blocked an official sales channel for Bitmain miners, along with several accounts that analyse the crypto markets.
Blockchain and cryptocurrency media accounts in China have been banned on WeChat, the messenger app owned by Tencent.
My experience as a Chinese woman in crypto has taught me that we need to be twice as strong and grounded to compete with our male counterparts.
Blockchain startup Wyre has revealed a new bot for Facebook Messenger and WeChat that authenticates invoices on a public blockchain.