According to DefiLlama data, as of January 28th, most platforms saw an increase in trading volume over the past 24 hours, but Hyperliquid's trading volume actually declined, currently holding the top spot with approximately $6.52 billion. Its open interest rebounded slightly to $8.49 billion despite the contraction in trading volume, likely due to funds having already completed their positions, leading to a cooling of short-term trading. During the same period, Lighter ranked second with a trading volume of approximately $3.91 billion. The current trading volume of some major Perp DEXs is as follows: Hyperliquid: 24-hour trading volume approximately $6.52 billion, TVL approximately $4.57 billion, open interest approximately $8.49 billion; Lighter: 24-hour trading volume approximately $3.91 billion, TVL approximately $1.01 billion, open interest approximately $1.27 billion; EdgeX: 24-hour trading volume approximately $3.27 billion, TVL approximately $234 million, open interest approximately $1.05 billion; Aster: 24-hour trading volume approximately $2.53 billion, TVL approximately $1.23 billion, open interest approximately $2.58 billion; Grvt: 24-hour trading volume approximately $2.15 billion, TVL approximately $94.6 million, open interest approximately... $518 million; Paradex 24-hour trading volume was approximately $1.97 billion, TVL was approximately $222 million, and open interest was approximately $773 million; Pacifica 24-hour trading volume was approximately $824 million, TVL was approximately $42.9 million, and open interest was approximately $83.8 million.