In addition to Liquid.com, BitMesh.com is now trading CHI in the following pairs:
CHI/BTC
CHI/USDT
The official BitMesh announcement is here:
https://help.bitmesh.com/hc/en-us/articles/360019567373
BitMesh has no fiat trading, and as such has far less regulatory overhead for KYC/AML. People that previously couldn't register with Liquid can now trade CHI easier with BitMesh.