Yongjia county coben vacuum valve factory is located in Oubei town, Yongjia County, which is named as "valve hometown of China" and valve manufacturing industry gathers. Our company has many years"valve producing experience, We mainly produce Vacuum flapper valve, Ball valve, acuum btterfly valve and vacuum components etc, The vacuum flange parts, including ultrahigh vacuum with CF series, and KF series of flanges, bellows, the central support, clamp for our specialty products. They are widely used in vacuum, dairy products, breweries, biological engineering, odstuff, pharmaceuticals, drinks, cosmentics and chemicals.