The company is registered as the grand city market supervisory authority, with legal representation, zhao yongyan, and operates in the following areas: sodium sulphate without water, ammonium sulphate, acetamine, boiler aid, ash detergent, decorative agent, magnesium chloride, calcium chloride, sodium acetic acid, iron sulphate, ammonium phosphate; sale: sodium carbonate, aqueous processor, slurry, fungicide, descamelant, gelant, cod carbide, soluble powder, sodium phosphate, potassium sulphate, manganese carbonate, urea, inorganic chemicals (without dangerous drugs); import and export of goods. (projects subject to legal approval may not operate without the approval of the relevant department)