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BITKER was established in Singapore as a centralized cryptocurrency exchange. Following to their outage announcement in September 2019, the exchange platform had suspended its activity. The reason behind this was a cyber attack. 
AUTOMATED CRYPTO-TRADING THE SMART WAY TO TRADE CRYPTOCURRENCIES
Multichain DeFi platform Rubic organizes DeFi services to enable a project to create, manage, and trade tokens decentralized in ONE PLACE. Rubic's goal is to add multichain p2p trades to existing services and develop other products such as liquidity pools and make it simple and user friendly. Each of the blockchains has its own advantages and Rubic's goal is to give users the opportunity to use the advantages of each of the blockchains to solve the problems that they face.