ETS Group Limited is an investment holding company that provides multi-media contact, contact center system, and staff insourcing services in Hong Kong. It operates through five segments: Outsourcing Inbound Contact Services; Outsourcing Outbound Contact Services; Staff Insourcing Services; Contact Service Centre and Service Centre Facilities Management Services; and System and Software Business. The company also offers telecommunication and related services, as well as corporate financial management services. Founded in 1990, it is headquartered in Mong Kok, Hong Kong, and is a former subsidiary of Million Top Enterprises Limited.