Manufacturing and sales: mechanical and electrical products (excluding cars), motorcycle accessories (excluding motorcycle engines), auto parts (excluding automobile engines); sales: general machinery, electronic products (excluding electronic publications), hardware, Jiaodian, chemical products (excluding chemical dangerous goods and precursor chemicals), metal materials (excluding rare and precious metals), rubber products, electronic components, lubricants, and motorcycles. **[The above projects shall not be operated if they are prohibited by laws and regulations; they shall be subject to approval according to laws and regulations but shall not be operated before approval]