Electronic products, fixtures, mechanical equipment, communication equipment, security equipment, electrical equipment, fire-fighting equipment, environmental protection equipment, electronic products, rubber and plastic products, hardware products, instrumentation, water pump valves, metal materials, arts and crafts, automobile and motorcycle accessories, transportation facilities, chemical products (except hazardous chemicals and Precursor chemicals) manufacturing and processing; self-operated and agency import and export of various goods and technologies, except for goods and technologies that are restricted by the state or prohibited from import and export, and other items that are not prohibited or do not require business licenses in accordance with laws, regulations, decisions of the State Council, etc., and items that are not included in the negative list for local industrial development.