The registration address of henan sky filtration equipment ltd. Is at the entrance of the ancient town of chuzhou city, with the registration authority zhongzhou city market supervision authority, with legal persons acting on behalf of wang xian, and includes general items: manufacture of general equipment (excluding special equipment); manufacture of gas, liquid separation and pure equipment; sale of gas, liquid separation and pure equipment; manufacture of equipment for the exclusive purpose of environmental protection; sale of equipment for the exclusive purpose of environmental protection; manufacture of mines and machinery; sale of machinery for mines; sale of machinery for mines; lease of machinery; sale of mechanical equipment; development of mechanical equipment; sale of specialized chemical products (other than dangerous chemicals); manufacture of sewage treatment equipment; manufacture of pumps and vacuum equipment; sale of pumps and vacuum equipment; sale of hydraulic machinery and components; manufacture of electrons and electromechanical components; sale of electronic devices and electromechanical components; technical services, technology development, technical advice, exchange, technology transfer and extension; industrial engineering equipment installation services; sale of electrical equipment instruments; sale of industrial textiles; manufacture of industrial automated control systems; retailing of gold products (subject to legal licensing)