Main Exhibits：Oilfield chemicals and oilfield technical services

Main Exhibits：It is widely used in Petroleum, chemical industry, electric power, geology, shipping, automobile, mechanical processing industries pipe.

Main Exhibits：Progressing cavity pumps, shredders, mud-powered drilling tool motors, screw deep well pumps and surface drives, stator cores, related spare parts and services

Main Exhibits： Beijing Zhongcheng Aerospace develops and manufactures PSA nitrogen generators and membrane nitrogen generators with purities ranging from 95% to 99.99995% and flow rates from 1 to 10,000 Nm3/h. These products provide inert gas protection, instrument air supply, pipeline purging, and chemical transportation protection for industries such as petroleum and petrochemicals.

Main Exhibits：oil field equipment, pneumatic/electric/hand tools, steam/locomotive parts, precision machinery parts, water pump/valve body parts, etc

Main Exhibits：PRISM® Membrane separators Turbo-expanders

Main Exhibits： Polycrystalline Diamond Compact (PDC) for Oil & Gas Exploitation Core cutting elements for oil and gas drill bits. Boasting ultra-high hardness, excellent wear and impact resistance, our PDC bits adapt to complex formations, significantly improving drilling efficiency and extending bit service life in oil & gas exploration.

Main Exhibits： High temperature and pressure resistant insulation pipes, rods, insulation short sections, high-resolution housings, induction housings, lateral electrode systems, non oil filled full temperature and pressure resistant special composite material double-sided electrode systems, double insulated natural potential electrodes, rubber plates, calibration devices, etc. for logging instruments

Main Exhibits： Specialized seals for downhole tools, including packers and rubber sleeves; plunger gaskets for ultra-high-pressure fracturing equipment in oilfields; V-shaped composite fabric seals for high-pressure cylinders; fabric-sealed water seals for plunger pumps in high-pressure cleaning machines, as well as specialized seals for downhole tools.

Main Exhibits： All kinds of customized Teflon three-layer insulated wires, Litz wires, medical wires, automotive wires, composite wires

Main Exhibits： High Voltage Motor Insulation Monitor、Low Voltage Motor Insulation Tester、Ground Fault & Ground Detection Monitor、AC On-Line Insulation Monitor、DC System On-Line Insulation Monitor、Insulation Fault Location System。

Main Exhibits：Top-guided Single Seated Control Valve, C703 Low-noise Cage Guided Control Valve, Self-regulating Pressure Control Valve, Double Disc Gate Valve, Triple Offset Butterfly Valve, Blind Valve, Rising Stem Ball Valve