China Primary Energy Holdings Limited is an investment holding company principally engaged in the transmission and distribution of natural gas in the People's Republic of China; the sale of heat and biomass gasification related products; natural gas transmission services; the generation of heat; property investment activities; and the development and use of new energy technology. The company operates through three main segments including transmission and distribution of natural gas, sale of heat and biomass gasification related products, and property investment, with operations focused in mainland China and targeting industrial, commercial, and residential customers. Incorporated in 2001 and headquartered in Tsim Sha Tsui, Hong Kong, the company, formerly known as China Primary Resources Holdings Limited, employs approximately 161 people and lists its shares on the Hong Kong Stock Exchange under ticker 8117.HK.