Odaily Planet Daily News CCData data shows that as BTC and ETH basically maintained range fluctuations in May, the spot and derivatives trading volume of centralized trading platforms fell by 20.1% to $5.27 trillion in May. However, the open interest of derivatives trading platforms increased by 30.5% to $55.2 billion. The open interest of the three major derivatives trading platforms Binance, OKX and Bitget increased by 33.2%, 22.1% and 39.2% respectively, reaching $21.3 billion, $7.26 billion and $9.74 billion.