Langfang Maoyu Energy-saving Technology Co., Ltd. was established on April 23, 2021, with its registered address in Xiliugezhuang Village, Xiliugezhuang Town, Dacheng County, Langfang City, Hebei Province. The legal representative is Zhang Jiagang. Business scope includes: general projects such as technical services, development, consultation, exchange, transfer, and promotion; manufacturing and selling of thermal insulation and soundproofing materials; production and sale of fireproof sealing materials; production and sale of refractory materials; manufacturing and selling of ecological environment materials; manufacturing and selling of daily chemical products; manufacturing and selling of rubber products; manufacturing and selling of asbestos products; selling of coatings (excluding hazardous chemicals); selling of chemical products (excluding licensed chemical products); selling of anti-corrosion materials; selling of thermal insulation materials; selling of building waterproofing membrane products. (Except for the projects that are required to be approved by relevant departments, the company operates independently according to the business license and laws.) License projects: construction engineering. (Except for the projects that are required to be approved by relevant departments, the company operates independently according to the approved administrative files or permits, and the specific business scope is subject to the administrative approval documents or permits.)