AIV leading products are bellows globe valves, bellows gate valves, globe valves, check valves, Y-type strainers, etc. The company's products have been applied to petroleum, chemical, metallurgy, paperpower, engineering, pharmaceutical, pharmaceutical, support, pharmaceutical and are trusted and praised by users. They are in unique advantages of well-designed, safe and reliable, and zero leakage. They especially enjoy high popularity andreputations in the thermal oil and product coverage systems of the ISO 9001 ass of the team systems. and have passed special equipment certification TS. In recent years, the company has invested heavily in purchasing sophisticated processing equipment such as casting lines, machining centers, intelligent CNC machines, and welding robots, and automatic testing, high-caliber testing, high-meter-specific, high-meter-pressure-testing, and testing-large-meter-pressure-introduced- and various laboratory testing equipment, which ensures the high qualit