Office supplies, daily necessities, handicrafts, sporting goods, rubber products, motors, hardware and electrical appliances, computer hardware and software, office automation equipment and accessories, electronic products, office supplies, furniture, needles and textiles, household electrical appliances, packaging products, clothing, tires, plastics, hardware, wires and cables, automobiles, chemical products (excluding hazardous chemicals and a class of toxic chemicals); engaged in the development of medical equipment and biotechnology technology, technology, technology, technical services and technology transfer