Main Exhibits：The center perennially takes the services of testing, technical consulting, quality identification,covers many fields such as complete equipment, mechanical equipment, pipeline and vessels, pressure vessels, marine equipment, wind power construction and traffic engineering (including bridge and road administration), constructional engineering, etc.

Main Exhibits：Composite pipes, ceramic pipes, water pipes, air pipes, coal mine gas drainage rubber hoses, mining air pipes, mud drainage and suction rubber pipes, large diameter flange rubber pipes, wear-resistant rubber pipes, concrete pump truck special rubber pipes, cement tank truck special wear-resistant rubber pipes, acid and alkali resistant rubber pipes, cloth adding rubber pipes, steel wire spiral rubber pipes, food rubber pipes, metal soft pipes, various mechanical equipment supporting air pipes, h

Main Exhibits：DCS display in your mobil.

Main Exhibits：1. Magnetostrictive liquid level gauge, 2. Tank bottom indicator of oil tank in oil depot, 3. Three times oil and gas recovery equipment for gas station, 4. Oil and gas recovery on-line monitoring equipment in gas station, 5. Double-layer composite pipeline system products in gas station, 6. Oil depot safety emergency pull shut-off valve, 7. Electronic sand table of intelligent oil depot system,

Main Exhibits： Oil and gas assets in the United States

Main Exhibits：Shock absorption, noise reduction, elastic connection

Main Exhibits：Various styles of hosting wheels, hot melt welding machines, electric melt welding machines, fully automatic welding machines

Main Exhibits：LED explosion-proof lamps, explosion-proof lamps, explosion-proof electrical appliances, explosion-proof pipe fittings, explosion-proof distribution boxes, three-proof lights

Main Exhibits：Balance Tank、filter