Hi Sun Technology (China) Limited, an investment holding company, provides payment and digital services, fintech services, and platform operation and financial solutions in Hong Kong, Mainland China, and internationally. The company operates through four segments: Payment and Digital Services; Fintech Services; Platform Operation Solutions; Financial Solutions; and Others. It offers payment processing services, and related digital products and solutions. The company also provides micro lending, supply chain financing, factoring, and credit assessment services, as well as related products and solutions.