On May 29, according to official news, OKX intelligent arbitrage has completed a major upgrade. Users can add pledge rewards for SOL and ETH while activating the intelligent arbitrage strategy. In addition, OKX also launched SOL and ETH time-limited interest rate hikes, allowing users to realize triple superimposed annualized income from arbitrage, pledge rewards and interest rate hikes, further improving capital utilization and annualized returns. It is reported that smart arbitrage strategy is a method aimed at obtaining stable returns by hedging market price fluctuations. Its core principle is to use a Delta-neutral strategy to hedge against price changes by holding positions in opposite directions and the same size in the spot and contract markets.