The registration address of henan tettuan energy conservation technology ltd is located at 13 kinsai avenue, the industrial cluster area of the city of shuchang, henan province. The registration authority is the hancheng county market supervisory authority, which operates on general items: energy-saving management services; research and development for efficient energy-saving technologies in the electricity industry; manufacture of general-purpose equipment (other than special equipment); manufacture of general-purpose spare parts; manufacture of specialized equipment for environmental protection; manufacture of technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; manufacture of specialized equipment (other than licensed professional equipment); manufacture of metalworking machinery; sale of mechanical parts, parts and components; sale of specialized equipment for environmental protection; sale of metal materials; repair of general equipment; chemical cleaning of boilers; specialized equipment; repair of specialized equipment; import and export of goods; import and export of technology; sale of mechanical equipment; sale of mechanical and electrical equipment; and sale of mine machinery (in addition to legally approved projects, operating on an autonomous basis of legal licence)