CHG/BTC and CHG/ETH markets are available for trading on Mercatox!
https://mercatox.com/exchange/CHG/BTC
https://mercatox.com/exchange/CHG/ETH
For the time being, MERCATOX is the best way to invest in CHG. We will soon have our network back online, and then you will be able to invest again on the distributed market. But for now, Mercatox.