▶ Oil and gas exploration and development technology and equipment

▶ Geophysical prospecting, logging and drilling technology and equipment

▶ Completion technology and equipment

▶ Ocean engineering technology and equipment

▶ Natural gas technology and equipment

▶ Automation technical equipment, instruments and meters

▶ Surface engineering technology and equipment of oil and gas fields

▶ Petroleum and petrochemical equipment and manufacturing

▶ Industrial explosion-proof products

▶ Engineering technology and equipment for oil and gas pipeline construction

▶ Trenchless pipeline technology and equipment

▶ Generator set and power equipment

▶ Oil and gas storage and transportation technology and equipment

▶ Oil field special vehicle

▶ Electrical and electrical equipment, wire and cable products

▶ Petroleum refining process and technology

▶ Petrochemical technology and technology

▶ Equipment overhaul, maintenance and management

▶ Fluid machinery equipment and technology

▶ pressure vessel

▶ Fuel and lubricating oil technology and equipment

▶ Petrochemical products and advanced materials

▶ Refueling and filling station equipment

▶ Environmental protection and energy-saving technical equipment

▶ Fire fighting and early warning technology equipment and safety protection products

▶ Industrial cleaning and anticorrosion technology materials and equipment

▶ Packaging, sealing, gaskets, fasteners, bearings

▶ Oil and gas digital solution

▶ Communications and information technology

▶ Other accessories

▶ Hydrogen energy technology and equipment

▶ Certification and consulting services

▶ Petroleum and petrochemical scientific research and laboratory technical equipment