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HitBTC Cryptocurrency Exchange is a platform created in 2013 that allows you to trade more than 300 cryptocurrency pairs. The platform was launched back in 2013 and the investments it received amounted to about 6 million dollars.
Wbbexchange.pro is a service for sale and purchase of cryptocurrency for cryptocurrency and for fiat money with a large variety of trading tools; bots trading and arbitrage is also available and allowed.
Kryptono is a centralized cryptocurrency exchange incorporated under  the law of Singapore. The KNOW token is the platform’s utility token.