Odaily News DeFiLlama data shows that the transaction volume of DEX on the Ethereum chain in the past 7 days was 10.468 billion US dollars, ranking first, with a decrease of 19.01% in 7 days. Secondly: The transaction volume of DEX on the Solana chain in the past 7 days was 9.716 billion US dollars, a decrease of 31.85% in 7 days; the transaction volume of DEX on the Arbitrum chain in the past 7 days was 4.084 billion US dollars, an increase of 33.85% in 7 days; the transaction volume of DEX on the BSC chain in the past 7 days was 3.696 billion US dollars, a decrease of 21.31% in 7 days; the transaction volume of DEX on the Base chain in the past 7 days was 2.579 billion US dollars, a decrease of 41.67% in 7 days.