Xuzhou Huayan Gas Equipment Co., Ltd. is registered at Room 508-516, 5th Floor, Business Building, No. 6 Longxi Bay, Yunhe Street, Pizhou City, Xuzhou City, Jiangsu Province. The registration authority is the Pizhou Administrative Approval Bureau, and the legal representative is Chen Yan. The business scope includes the manufacturing, sales, and maintenance of gas compressors and gas separation equipment, sealing devices, valves, and accessories; Sales of lubricating oil and instruments; Self operated and agency import and export business of various commodity technologies (excluding goods and technologies restricted or prohibited by the state) (business activities that require approval by law can only be carried out after approval by relevant departments) License projects: mobile pressure vessel/gas cylinder filling (business activities that require approval by law can only be carried out after approval by relevant departments, specific business projects are subject to approval results) General projects: sales of gas and liquid separation and purification equipment; Sales of gas compression machinery; Sales of station hydrogen refueling and storage facilities; Sales of pumps and vacuum equipment; Sales of electrical equipment; Manufacturing of specialized machinery and equipment for water resources; Sales of CNC machine tools; Sales of mechanical and electrical equipment; Sales of industrial robots; Sales of instruments and meters; Sales of electrical instruments and meters; Sales of electronic components and electromechanical equipment; Sales of metal packaging containers and materials; Sales of special equipment; Electronic product sales; Sales of wind and electric tools; Sales of valves and plugs; Sales of specialized equipment for environmental protection; Sales of office supplies; Wholesale of hardware products; Retail of hardware products; Sales of building materials; Sales of power electronic components; Sales of generators and generator sets; Sales of metal cutting and welding equipment; Sales of micro motors and components; General equipment repair; Specialized equipment repair; Repair of metal products; Environmental consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Engineering management services; Sales of refrigeration and air conditioning equipment (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law)