General items of the first type of value-added telecommunications business: technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; ship sales; ship leasing; sales of diving and salvage equipment; sales of outdoor products; sales of rubber products; sales of entertainment boats and sports boats; sales of intelligent unmanned aerial vehicles; sales of water transportation equipment; sales of water transportation equipment spare parts; motorcycles and Wholesale of spare parts; retail of motorcycles and spare parts; sales of off-highway recreational vehicles and spare parts; wholesale of automobile spare parts; retail of automobile spare parts; information technology consulting services; Internet sales (except for the sale of goods requiring licenses); Internet equipment sales; wholesale of sporting goods and equipment; retail of sporting goods and equipment; planning of sports events; organization of sports competitions; organization of sports performances