Hebei Huashuo Chemical Additive Co., Ltd. is registered in Hejian Economic Development Zone (East District), Hebei Province. The registration authority is Hejian Market Supervision and Administration Bureau, and the legal representative is Ma Jianwu. Its business scope includes the production and sales of water treatment agents (phosphorus removal agent, polyaluminum chloride, COD removal agent, ammonia nitrogen removal agent), sodium acetate, reverse osmosis membrane special agents, boiler additives, petroleum additives, water-soluble phenolic resin adhesive, corrosion and scale inhibitors, bactericidal and algaecide agents, descaling agents, scale inhibitors, water purification flocculants, coke passivators, and defoamers (excluding hazardous chemicals); Sales of polyacrylamide, polymeric ferric sulfate, polymeric aluminum chloride, desulfurization and deacidification enhancers, refractory insulation materials, and sealing materials (excluding hazardous chemicals); Contracting of sewage treatment projects; Environmental engineering construction; Wholesale of sulfuric acid, hydrochloric acid, hydrofluoric acid, orthophosphate, sodium hypochlorite solution (containing efficiency>5%), sodium bisulfite, sodium nitrite, calcium hypochlorite, ferric chloride solution, aminosulfonic acid, acetic acid solution (10% (content<80%), cobalt sulfate, nickel sulfate, ethanol, methanol, sodium hydroxide, sodium selenite, boric acid, ammonia solution (containing ammonia>5%) (the above products are not stored or operated); Environmental governance services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)