1: glass: flat glass, float glass, glass products (glass bottles, glass cans, glass tubes, etc.), optical glass, glass fiber glass instruments, conductive glass, glass cloth and anti-ray special glass and other raw materials
2. Ceramics and refractories: raw materials of high silica brick, common silica brick and silicon carbide are required for glaze and blank of porcelain
3. Metallurgy: raw materials or additives of silicon metal, ferrosilicon alloy and si-al alloy, flux
4. Four: building concrete, cementitious materials, road building materials, artificial marble, cement physical performance test materials (cement standard sand)
5. Chemical industry: raw materials of silicon compounds and sodium silicate, fillers for sulfuric acid towers, amorphous silica powder (cement standard sand), etc
6. Machinery: main raw materials of foundry sand, grinding materials (sandblasting, hard abrasive paper, sandpaper, gauze), etc
7. Electronics: high purity silicon, optical fiber for communication, etc
8. Rubber and plastics: fillers (to improve wear resistance); coatings: fillers (to improve acid resistance); aerospace