Comba Telecom Systems Holdings Limited, an investment holding company, engages in research, development, manufacture, and sale of wireless telecommunications network system equipment and related engineering services. It operates through two segments, Wireless Telecommunications Network System Equipment and Services, and Operator Telecommunication Services. The company provides base station antennas and subsystems; network system products, including macro and small cells, and open RAN products, as well as related extended and in-depth coverage solutions; and software technology, technical support, value-added, and repairing services. It also engages in the trading and marketing of wireless telecommunications network system equipment; research and development, and trading of digital microwave system equipment; and provision of hardware and software solutions and services. The company serves the airport, education, government and public safety, healthcare, hospitality, retail, stadium, and transportation industries. It operates in Mainland China, rest of Asia Pacific, the Americas, the European Union, the Middle East, and internationally. The company was founded in 1997 and is headquartered in Tai Po, Hong Kong.