Sales of station hydrogenation and hydrogen storage facilities; sales of new energy prime mover equipment; manufacturing of new energy prime mover equipment; sales of gas, liquid separation and purification equipment; manufacturing of gas, liquid separation and purification equipment; sales of special equipment for refining and chemical production; manufacturing of special equipment for refining and chemical production; sales of new membrane materials; manufacturing of new membrane materials; Research and development of emerging energy technologies; research and development of new materials technology; natural science research and experimental development; manufacturing of graphite and carbon products; manufacturing of industrial automatic control system devices; manufacturing of experimental analysis instruments; import and export of goods; computer system services; technology import and export; technical services, technology development, technical consulting, technical exchanges, technology transfer, Technology promotion; research and development of mechanical equipment; manufacturing of special equipment for environmental protection; manufacturing of special equipment for commerce, catering, and services; sewage treatment and recycling; manufacturing of household appliances; manufacturing of sanitary ware; sales of household appliances; research and development of household appliances; retail of daily household appliances; sales of second-class medical equipment; maternal and infant life care (excluding medical clothing) services); medical equipment leasing; nursing facility services (excluding medical services); semiconductor discrete device manufacturing; semiconductor discrete device sales; new material technology promotion services; disinfection equipment production; disinfection product production for infectious disease prevention and control; Class II medical equipment production; medical staff protective equipment production (Class II medical equipment);