On May 1, 2019, CoinMarketCap, the cryptocurrency data website, celebrated its sixth anniversary and announced the establishment of an encrypted data transparency alliance. As the first batch of DATA alliance members Binance, Bittrex, OKEx, Huobi, Liquid, IDEX, OceanEx, Gate.io, KuCoin, HitBTC, Bitfinex, Upbit, etc., all promised to hold round tables every six months. In the meeting, in-depth advice was provided on the data transparency of the encrypted digital currency and its industry impact. At the same time, in line with its efforts to improve data transparency, CoinMarketCap has released new Bitcoin and Ethereum block browsers. In addition, CoinMarketCap Mall will soon be online.