Telecom Digital Holdings Limited is an investment holding company engaged in telecommunications and related businesses in Hong Kong and the People's Republic of China. It operates through three segments: Product Business, Operation Services, and Property Investments. The company offers electronic devices, other consumer goods, and related services, as well as paging and other telecommunication products and services. It also provides operation services, maintenance and management for paging transmission stations, consulting, management consultancy, professional services, distribution, and technical support. Founded in 1974, it is headquartered in Kwun Tong, Hong Kong, and operates as a subsidiary of CKK Investment Limited.