Henan Tongsheng Purification Technology Co., Ltd.

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General items: technical services, technology development, technical consulting, technical exchange, technology transfer, and technology promotion; Indoor air pollution control; Manufacturing of dust removal technology equipment; Research and development of new material technologies; Research and development of metal products; Sales of new metal functional materials; Sales of metal materials; Sales of metal products; Sales of electrical equipment; Sales of electrical equipment; Retail of hardware products; Sales of doors and windows; Sales of high-performance fibers and composite materials; Sales of metal accessories for construction; Sales of building materials; Sales of insulation materials; Sales of thermal insulation and soundproofing materials; Sales of refractory materials; Sales of lighting fixtures; Sales of specialized equipment for environmental protection; Manufacturing of metal structures; Manufacturing of metal materials; Manufacturing of high-performance fibers and composite materials; Manufacturing and processing of doors and windows (except for projects that require approval according to law, business activities may be carried out independently with a business lice…

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