General projects: Technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Artificial intelligence application software development; Artificial intelligence public data platform; Artificial intelligence industry application system integration service; Software development; Internet data services; Information system integration services; Animation game development; Self-funded study abroad intermediary services; Sales of electronic products; Sales of entertainment and entertainment supplies; Smart home consumer equipment sales; Office supplies sales; General merchandise sales; Sales of daily chemical products; Recreational supplies and indoor recreational equipment sales; Clothing accessories sales; Rubber products sales; Sales of household appliances; Furniture sales; Toy sales; Sales of maternal and infant products; Sales of toys, animation and entertainment supplies; Mold sales; Automobile new car sales; Semiconductor lighting device sales; Sales of special equipment for plastic processing; Sales of metal parts for construction; Metal structure sales; Needle textile sales; Outdoor products sales; Sales of plastic products; Sales of household goods; Sales of metal products; Sales of ships; Recreational boat and sports boat sales; Sales of gold and silver products; Pet food and supplies wholesale; Motorcycle and spare parts wholesale; Stationery wholesale; Jewelry wholesale; Jewelry retail; Clothing clothing wholesale; Apparel retail; Auto parts retail; Import and export of goods; Import and export agents