Odaily News DeFiLlama data shows that the transaction volume of Solana chain DEX in the past 7 days was 9.533 billion US dollars, ranking first, with a 7-day increase of 26.26%. The transaction volume of Ethereum chain DEX in the past 7 days was 9.325 billion US dollars, a 7-day decrease of 28.12%. The transaction volume of BSC chain DEX in the past 7 days was 4.329 billion US dollars, an increase of 6.67% in 7 days. The transaction volume of Arbitrum chain DEX in the past 7 days was 2.838 billion US dollars, a 7-day decrease of 27.19%. The transaction volume of Base chain DEX in the past 7 days was 1.608 billion US dollars, a 7-day decrease of 33.55%.