Bearing, gear, and transmission component manufacturing; Plastic product manufacturing; High-performance fiber and composite material manufacturing; Synthetic material manufacturing (excluding hazardous chemicals); Glass fiber reinforced plastic product manufacturing; Automotive parts and accessories manufacturing; Railway locomotive and rolling stock parts manufacturing; High-speed rail equipment and parts manufacturing; Mechanical parts and components processing; Wire and cable distribution; Mechanical and electrical equipment sales; Wind turbine generator set and parts sales; Non-residential real estate leasing; Import and export of goods; Technology import and export.