According to DappTotal data, the top five decentralized exchanges in Ethereum's 24-hour trading volume are Eth2dai, Kyber, Uniswap, Tokenlon and IDEX. However, the data showed that the 7-day transaction volume of the decentralized exchanges has declined. Eth2dai's 24-hour trading volume is 3,530 ETHs, Kyber's 24-hour turnover is 2,900 ETHs, 7 days is down 0.82%, and Uniswap's turnover is 2,460. ETH, 7-day trading volume decreased by 1.39%, TokenIon's 24-hour trading volume was 2180 ETH, IDEX 24-hour trading volume was 1310 ETH, and 7-day trading volume decreased by 4.6%. But for 24-hour active users, IDEX ranks first with 611 users, and second with Uniswap's 24-hour active users at 419. Kyber, Bancor and ForkDelta are ranked 3rd, 4th and 5th.