Production and sales of petroleum machinery and equipment, sucker rods and their accessories, sucker pumps and their accessories; sucker rod repairs, sucker pump repairs; hollow sucker rods overhaul and cable maintenance services; electric heating oil extraction equipment production, sales and maintenance; pipeline equipment, Manufacturing of mechanical equipment and pressure pipeline components; design and manufacturing of gas equipment;; pipeline anticorrosion and heat preservation and related products; pressure vessel production and design; self-operated import and export business (operated with the registration certificate of the production enterprise's self-operated import and export business right); anticorrosion Thermal insulation engineering; housing leasing; scrap tubing, sucker rods (including polished rods, hollow rods, weighted rods, torque rods, couplings, etc.), oil pumps and their accessories recovery and repair; sales of cables and cable distribution cabinets (subj

General items: mechanical parts, auto parts, castings, valves, metal materials, Wujinjiaodian, fitness equipment, first-class medical equipment, daily necessities sales; self-support and agency for the import and export of various commodities and technologies, but the state restricts the company Except commodities and technologies that are operated or prohibited for import and export. (Projects that are subject to approval in accordance with the law can be operated only after being approved by relevant departments.)

Mining (for projects subject to approval according to law, operations can only be carried out after approval by relevant departments);Cement manufacturing;Cement sales;Cement products, commodity concrete production, marketing, plastic woven products.

The design, research and development, manufacturing and sales of robots and intelligent equipment of Xiamen Aerospace Sirte Robot System Co., Ltd. (excluding projects subject to approval); information technology consulting services; software development; other unspecified information technology services (not Including items that require approval).

Develop, develop, produce and sell petroleum drilling tools products and accessories, down-the-hole drill bits and impactors, and other drilling and production tools, and provide mechanical processing and heat treatment services, technical consulting, technical services, product leasing services, and goods Import and export, technology import and export.

Agricultural engineering machinery research and development, manufacturing, sales, new crop varieties promotion, plant protection and cultivation of new technology promotion and application. * * *

Production and sales: Type I, Type II, and Type III medical devices, disinfection sheaths.

Export auto parts and equipment

Tower crane, elevator manufacturing; Tower crane, lift installation, renovation, maintenance; Refitting, production and marketing of special trucks; Elevator installation, maintenance; Retail of tower cranes, lifts and elevators; Concrete wholesale and retail; Research and development, production, sales, installation, maintenance and service of construction machinery, engineering machinery, road construction machinery, special equipment for environmental protection, electrical products, electronic weighing system, steel structure and coal mine machinery; Standard parts, welding wire production sales; Leasing of mechanical products and equipment (without the approval of financial supervision authorities, it is not allowed to engage in financial services such as deposit-taking, financing guarantee and financial management on behalf of clients); Design, produce and publish advertisements and billboards using self-owned media; Elevator technical consulting services; Import and export of go

New products of natural supplements for food and medicine

Mining machinery equipment and accessories, boiler equipment and auxiliary accessories, electronic monitoring equipment and accessories, automation control equipment, electronic products, power distribution equipment, fire-fighting equipment and equipment, agricultural machinery, electromechanical equipment and accessories manufacturing, installation and sales, motor sales, Steel, hardware and building materials, labor insurance supplies, non-ferrous metals and products, chemical products (excluding dangerous goods), wires and cables, medical equipment, lubricants (excluding hazardous chemicals), grease (excluding hazardous chemicals), household appliances , Furniture and interior decoration materials, cement, building materials, wholesale and retail, electric welding machines, power distribution cabinets, box-type transformers, explosion-proof power boxes, communication equipment manufacturing, maintenance and sales, software development and promotion services

Class I, Class II, and Class III medical equipment research and development, production, and sales; manufacturing and sales of ultraviolet devices; manufacturing and sales of metal stamping parts; self-operating and agency import and export business of various commodities and technologies. (Projects subject to approval in accordance with the law can only be carried out after the approval of relevant departments) Licensed projects: disinfection equipment production (projects subject to approval in accordance with the law can only be carried out after approval by the relevant departments, and specific business projects are subject to the approval results ) General projects: manufacture of experimental analysis instruments; repair of special equipment (except for projects subject to approval according to law, carry out business activities independently according to the law with business license)