Tomochain has started the KKcoin exchange on March 22, 2016. Tomochain is the infrastructure to solve the problem of application extension of blockchain, which is applicable to all common block chain networks. It can realize fast transaction and be compatible with the relevant decentralization applications such as ETH and NEO. Long, the founder of Tomochain, is one of the founding members of the NEM project. The participating organizations include Signum capital, NEO, Hashed, Hyperchain capital, etc.