Computer and Technologies Holdings Limited is an investment holding company that provides IT solutions to enterprises, multinational corporations, and government organizations in Hong Kong, Mainland China, and internationally. It operates through three segments: Application Services, Solutions and Integration Services, and Investments. The company offers enterprise application software and e-business services, including software for human resource management, enterprise procurement management, enterprise information management, and enterprise retail management, along with implementation and ongoing support. It also provides government electronic trading services, cloud services, IT outsourcing, systems and network infrastructure, and invests in property and securities. Founded in 1991, it is headquartered in Wong Chuk Hang, Hong Kong.