Profile: Sichuan Yinfeng Chemical Co., Ltd. is a facilitator of chemical products. We mainly produce anhydrous sodium sulfate, and detergent-specific colored particles. Our products are widely used in industries such as synthetic detergents, vinylon, dye & dyeing, glass, pharmaceuticals, leather, and rubber. We classify our industrial anhydrous sodium sulfate into three types: Type I is mainly used for synthesis of detergent and vinylon. Type II is used in industries such as dye, glass, and paper. Type III sodium sulphate is used as an industrial raw material for inorganic salts. Our Deep red particle is mainly used for special paint particles for washing powder, including blue particle, green particle, and pink red particle.