Hengtong Optic-electric. 

Hengtong Optic-Electric Co., Ltd. engages in communication network and energy interconnection businesses in China and internationally. It offers bare overhead conductor, railway contact line, OPGW, HV and EHV cables systems, medium and low voltage cables, and aluminium and alloy rods and extended products; and railway, elevator, telecom copper, and optical fiber cables, as well as ODN, preform, and optical transceiver products. The company also provides special underwater and submarine power cables; new energy automotive, wind, and photovoltaic cables; precision and new energy copper foil, cathode material, and copper strips. In addition, it offers various solutions, including EPC, power system, telecom system, submarine system, and new energy solutions. Hengtong Optic-Electric Co., Ltd. was founded in 1993 and is based in Suzhou, China.