Class II medical device production; Class III medical device production; The third type of medical device business; Import and export of goods; Technology import and export (items that need to be approved according to law can be operated only after being approved by relevant departments, and the specific operation items shall be subject to the approval documents or licenses of relevant departments) general items: Sales of class II medical devices; Weighing instrument manufacturing; Weighing apparatus sales; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Software development; Software sales; Technology service, technology development, technology consultation, technology exchange, technology transfer and technology promotion; Glass manufacturing; Optical glass sales; Electronic components manufacturing; Wholesale of electronic components; Plastic products manufacturing; Sales of plastic products; Hardware products manufacturing; Hardware pro

Manufacturing and processing: wood products, wood drying equipment, low-temperature drying equipment, air conditioning; Import and export of goods or technology

Motor, boiler, steam turbine parts and auxiliary machinery manufacturing, marketing; Domestic trade (except for special state regulations); Engaged in domestic and foreign power plant project development; Establishing various enterprises abroad; Supply and marketing of materials (except for special provisions of the State); To undertake equipment bidding for national key construction projects.

Exploration, exploitation, production and construction, processing, transportation, marketing and comprehensive utilization of petroleum and natural gas, oil and gas intergrowth or mineral deposits drilled;The development, production and sales of petrochemical products (only for the production license of hazardous chemicals industry, and the business scope shall be verified according to the content of the license after obtaining the license) and new energy products (except special control);Manufacturing and processing of petroleum special machinery, accessories and auxiliaries (except dangerous goods);Geological exploration, development, processing, transportation, sales and comprehensive utilization of mineral resources such as coal, fluorite, salt, silicon, pyrite and associated minerals (only for the subsidiary to operate within the validity period with the license);R & D, production and sales of coal chemical products;Development and utilization of coalbed methane;Development and c

Business ScopeSales: edible agricultural products, food, communication equipment (excluding satellite ground receiving equipment), metal products for safety and fire protection, gas and liquid separation and purification equipment, auto parts, automobiles, mechanical equipment, electronic products, decorative items, hardware products, Computers, software and auxiliary equipment, household appliances, kitchen utensils, daily groceries, class Ⅰ medical equipment, clothing and footwear, chemical products (excluding dangerous chemicals, flammable and explosive materials and toxic drugs), construction materials, Steel, electrical equipment, metal products for safety and fire protection, glass products; primary processing activities of agricultural products; oil drilling, drilling, logging, exploration technology development and technical services.

Matters related to welding, including welding materials, welding equipment (including special welding machine customization), sales of metal materials, undertaking of welding and related projects, welding technical services, welding personnel training, etc