The registration address of the company is located in the queen's land of great town, with the registration authority being the grand city market supervision authority of the city of yuen yuen yuen, represented by a legal person, and includes the processing and sale of: polyurethane products, rock cotton products, glass cotton products, foam cement products, desulphurizer additives, blowing agents, boiler cleaners, central air conditioners cleaning agents; sales: construction materials, steel materials, window accessories*