Site: mergedex.com
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Dex-Trade was founded in 2017 and in less than 4 years entered the TOP-50 exchanges according to Coinmarketcap and Coingecko ratings.
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. 
EtherMium is a smart contract running on the Ethereum Blockchain.