Hunan Changsha Heli Trading Co., Ltd.

Sulfuric acid, hydrochloric acid, sodium sulfide, sodium hydroxide, sodium hydroxide solution (content ≥30%), toluene, acetone, 1,2-xylene, 1,3-xylene, 1,4-xylene, pure benzene, Ether, cyclohexanone, methanol, potassium permanganate, 1-propanol, phenol, chloroform, dichloromethane, sodium chlorate, sulfur, zinc powder, sodium nitrate, sodium nitrite, formaldehyde, nitric acid, fluoride Sodium, acetaldehyde, 2-butanone, n-propanol, methyl acrylate (stable), ethanol, n-butyl acetate, lead sulfate (containing free acid >3%), xylene isomer mixture, n-butyl acrylate Ester, sodium fluorosilicate, hydrogen peroxide, ferric chloride, ferric chloride solution, n-propyl ether. (Operating without storage facilities). Sales of chemical products, fertilizers, mineral products, and handicrafts; wholesale of metals and metal ores, building decoration materials, hardware and building materials, machinery and equipment, hardware products, and electronic products. (Projects that require approval according to law can only be carried out with the approval of relevant departments)