Motorcycle parts manufacturing; Auto parts and accessories manufacturing; Motor manufacturing; Rubber product manufacturing; Door and window manufacturing and processing; Door and window sales; Auto parts retail; Auto parts wholesale; Motorcycle and spare parts retail; Motorcycle and spare parts wholesale; Generator and generator set sales; Micro motor and component sales; Rubber product sales; Mold sales; Mold manufacturing; Metal material sales; Technology import and export; Goods import and export; Metal surface treatment and heat treatment processing (limited to welding). Licensed items: packaging and decoration printing.