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Binance is currently one of the biggest and most popular cryptocurrency exchanges. Originally coming from Hong Kong, the company has recently moved its headquarters to Malta. Back at the beginning of its path the company had an ICO and gathered 15 mln USD. Participants got Binance Coin (BNB) which could be used to trade cryptocurrencies and pay for a fee on Binance exchange.
Cat.Ex exchange platform was founded in mid-2018. Its headquarters is based in China. Providing its local token holders with dividends on a daily basis, Cat.Ex utilizes transaction mining in order to ensure an efficient profit-sharing. 
Update: The exchange is closed. CampBX is a platform where you can buy and sell Bitcoins in real-time from other CampBX users. Your buy or sell orders are matched against a parameterized database of other orders. If a perfect match is found, a Bitcoin-to-USD trade is executed instantly. If there are no matching orders at the price you specified, then your order can remain open for up to 31 days. To maintain fairness in trading, the CampBX platform has taken a purely-platform approach and CampBX is never a counter-party to any trade.