General Business Items: R&D and sales of daily necessities, apparel, leather products, shoes and hats, washing supplies, cosmetics, photographic equipment, toys, audio equipment, cultural and office supplies, packaging materials, handicrafts (excluding ivory and its products), chemical raw materials and products (excluding flammable and explosive dangerous goods), hardware and electrical materials, electronic products, communication equipment, instruments and meters, mechanical equipment and accessories, computer software and hardware and accessories, plastic products, rubber products, metal products, building materials, decoration materials, hotel equipment, furniture; Technology development, transfer, consulting and services of scientific and technological products; On-site installation and maintenance of electrical appliances; Real estate information consultation; Urban planning design and consultation; Municipal public works; Sculpture design and technical services; Computer graphic design; Wholesale and retail of auto supplies, household supplies, home appliances, fruits, aquatic products, dry goods, cultural and sports goods; Information consultation (excluding talent intermediary, securities, insurance, fund and financial business); Landscape greening engineering; E-commerce operation; Domestic trade; Import and export of goods and technology; Mechanical equipment leasing; Labor services (excluding labor dispatch); Engineering technical services (excluding planning management, survey, design and supervision); Sales of geological exploration special equipment; Production, sales, processing, transportation, storage and related services of agricultural products.