HAP Capital focuses on quantitative trading in the equity and index options market, using advanced mathematical models and data analysis to inform their strategies. They act as market makers, providing liquidity by being ready to buy or sell options, and they earn profits from the difference between buying and selling prices. Their competitive edge lies in their proprietary technology and fast execution, which allows them to offer better prices than many rivals. The company's goal is to enhance market efficiency and deliver value to institutional clients through continuous innovation.