The business scope includes R&D, manufacturing, sales and maintenance of food machinery. (Operate the export business of the enterprise's self-produced catering machinery and the import business of the raw and auxiliary materials and mechanical equipment required by the enterprise's production and scientific research (except for the 14 types of imported commodities that the state implements approved export operations).

Research, manufacturing and sales of medical devices and manufacturing of other non household textile products, R & D of mechanical equipment, production and sales of disinfection devices, technical service, technical development, technical consultation, technical exchange, technology transfer, technology promotion, wholesale and retail of computer software and hardware and auxiliary equipment, medical equipment leasing, computer software development, hospital management, General goods warehousing services (excluding hazardous chemicals and other items requiring approval), special equipment repair, import and export of goods and technologies (except for goods and Technologies Prohibited by the state or involving administrative approval)

The business scope includes R&D, production, sales and after-sales service of general machinery, food machinery, metal products (except for those specially controlled by the state) and mechanical parts; mechanical processing; production and sales of metal ornaments; import and export of goods and technologies (the state prohibits or involves administrative Except for approved goods and technology import and export); production and sales of stainless steel castings, carbon steel castings, valve pipe fittings and mechanical precision castings. (Projects that are subject to approval in accordance with the law can only carry out business activities after being approved by relevant departments)

技术推广服务；经济贸易咨询；销售第一类医疗器械、第二类医疗器械、计算机软件及辅助设备、电子产品、办公家具、文化用品、电线电缆；货物进出口；维修仪器仪表；软件开发；计算机系统服务；生产Ⅲ类：Ⅲ－6825-1高频手术和电凝设备；销售第三类医疗器械。（市场主体依法自主选择经营项目，开展经营活动；生产第三类医疗器械、销售第三类医疗器械以及依法须经批准的项目，经相关部门批准后依批准的内容开展经营活动；不得从事国家和本市产业政策禁止和限制类项目的经营活动。）。

General items: self-agent import and export of all kinds of goods and technologies (except the goods and technologies limited by the state or prohibited from import and export); Bidding agent; Logistics and transportation business consulting; Automobile and parts import and export information consulting; Environmental protection and automotive science and technology development, achievement transfer and advisory services; English, German, French, Russian, Spanish and other languages and professional translation services. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments). (Except for projects subject to approval according to law, independently carry out business activities according to law with the business license)

Its business scope includes the manufacture of automobiles and their spare parts;Sell, distribute and export products manufactured by the joint venture company and its invested enterprises;Import raw materials and parts needed for automobile manufacturing;Provide after-sales service, relevant technical consultation and training services for the above vehicles;Engaged in the export of domestic Volvo cars;Automotive related technology research and development;Equipment leasing;Import and export of goods or technologies (except the import and export of goods and technologies prohibited by the state or involving administrative approval).

The business scope includes manufacturing and sales: plastic film (except for the production of polyvinyl chloride (PVC) food preservation packaging film), plastic board; import and export of goods (except for the prohibition or restriction of national laws, regulations, and decisions of the State Council); packaging, decoration and printing; Internet Sales: plastic products.

Wholesale and retail: medical devices, daily necessities, cosmetics, health care products; R & D, production and sales of eye care patches; Production: medical devices, health care products (excluding food and drugs); Food business.

The company customized UAV security defense system solutions according to user needs, the products are mainly used in: 1) no-fly areas such as government agencies, national defense borders, water plants, power stations, oil depot, endangered enterprises, commercial centers, high-end residential and military sites;2) The scene of criminal cases, the scene of law enforcement, the place of security, the accompanying protection of political dignitaries, large-scale commercial activities, mass events and other sites to prevent information leakage;3) UAVs are used to transport/sell drugs, smuggle, transmit information, carry illegal articles and other criminal activities.

Assembly, the production automobile, motorcycle and parts, auto send goods, the import and export of auto parts, motor vehicle concurrent-business insurance agents, automotive electronics product development, research and development of software products and provide software information service, to provide related to car research and development design, technical advice and technical services, automobile and auto parts wholesale, retail, modified car manufacturing, The second and third class medical equipment wholesale; Its own real estate business activities; Medical protective mask production; Non-medical daily protective mask production; Medical diagnosis, monitoring and treatment equipment manufacturing; Design, research and development, manufacture and sale of robots and intelligent devices (excluding projects subject to licensing and approval); Off-highway recreational vehicles and spare parts manufacturing; Manufacture of other special equipment (excluding the items subject to a

Plant protection machinery, threshing machinery, food conveying machinery, agricultural machinery parts manufacturing, marketing, agricultural machinery leasing.

The main products are pulp, paper, straw fiber degradable film, biological organic fertilizer, straw board, lignin, pectin, oligosaccharide and so on.Plant straw low-temperature atmospheric pressure pulping technology is based on plant straw as raw material, using the self-developed low-temperature atmospheric pressure technology, according to the different structural characteristics of the research and development of a special production line, using crop waste straw pulping, pulping liquid after water treatment separation, alkali water reuse,The concentrated solution uses biotechnology to produce biogas, biogas residue and dry matter to produce soil amendments and organic fertilizers