Main Exhibits：production and R&D of stainless steel, alloy steel, die steel and other special steel materials as well as castings and forgings

Main Exhibits：Frac packer element, HPHT packer element ,HPHT cup and resettable cup, dissolvable rubber , dissolvable bridge plug, swellable packer element,and all kinds of rubber seal design and manufacture

Main Exhibits：High Temperature Battery, Lithium Battery, Li/SOCl2 Battery, MWD/LWD Battery, PIG Battery

Main Exhibits：DENSO / PREMIER COATINGS LTD. Specialist anti-corrosion, sealing and waterproofing products manufacturer Winn & Coales International Ltd is well known for its brands Denso® and Premier™. Their products have earned an enviable reputation over the years for their high quality, effectiveness and long service life. They continue to offer an effective solution to corrosion prevention, sealing and waterproofing problems for tanks, buried, submerged or exposed steel or concrete, pipes and structures.

Main Exhibits：Trelawny is an independent manufacturer of pneumatic tools and surface preparation equipment operating from its headquarters in UK for over 60 years .We have developed a particular range of reduced vibration( Vibro-Lo™), in order to help protect the user from injury. These products cover both Pneumatic and Electrical models being used for the preparation of Concrete and Steel surfaces in a number of industries which include: Floor Preparation/Marine/Nuclear Decommissioning/Oil & Gas Offshore .

Main Exhibits：Crowcon’s mission is to protect people and plant against gas hazards worldwide. For nearly 50 years, we have developed and manufactured high quality products with a reputation for reliability and technical innovation. Our range offers both fixed and portable gas detection equipment based on a solid foundation of expertise in mechanical, electronic and software design and an understanding of the core physics and chemistry of gas detection. Accreditation and certification are fundamental to our ap

Main Exhibits：Petrol Instruments S.r.l. is a 100% Italian Company. Petrol Instruments produces many years rotor type, double case and single case, PD (Positive Displacement) flow meters for the measurement.

Main Exhibits：Created in 1828, Bureau Veritas is a global leader in Testing, Inspection, Certification and Technical consulting, delivering high quality services to help clients meet the growing challenges of quality, health, safety, environmental protection and social responsibility. As a trusted partner, Bureau Veritas offers innovative solutions that go beyond simple compliance with regulations and standards, reducing risk, improving performance and promoting sustainable development.

Main Exhibits：Memory Gauges for Oil&Gas Well Testing

Main Exhibits：Embracing a mission of connecting the world of applied geophysics, the Society of Exploration Geophysicists (SEG) is a not-for-profit organization supporting 27,000 members from 128 countries. Founded in 1930, SEG provides information, tools, and resources vital to, Advancing the science of exploration geophysics, Fostering common scientific interests, Supporting humanitarian efforts, and Accelerating geophysical innovation. Visit www.seg.org

Main Exhibits：The main products are all-optical integrated test solution. Including optical fiber monitoring system for oil well and development well .well completion test system, all-optical multi-parameter logging system, heavy oil development temperature profile fiber monitoring system, reservoir block fiber monitoring System, oil depot security and alarm fiber monitoring system, long-distance oil pipeline safety and alarm fiber monitoring system and so on.

Main Exhibits：SGS Oil & Gas services have made extraordinary achievements and we have many clients in petrochemical industry by means of inspection, supervision and so on.

Main Exhibits：Multi-tube bundles cyclone separator, gas-liquid separation metering device, gas-liquid two-phase and three-phase automatic well-selecting metering lever device, oil-gas two-phase and three-phase flow measurement lever devices used on sea platform, heavy oil single-well flow meter, SAGD liquid-gas two-phase and three-phase flow meter, movable-type multi-phase flow metering devices, wet gas, shale gas and CBM multi-phase flow meter, dryness of wet steam and flow metering devices, wedge-shaped flo