Methylchlorosilane is the main monomer for the synthesis of silicone polymer compounds. Dimethyldichlorosilane is used to make silicone oil, silicone rubber and silicone resin; Methyldichlorosilane is used to make fabric moisture-proof agent and other organic monomers; Trimethyltrichlorosilane is used as the head of silicone oil, and methyl trichlorosilane is used as silicone resin. These products are widely used in moisture-proof electrical insulation materials, laminated products, coatings, lubricants, building materials, etc.