150mm--210mm carbon steel ball valve

1.stainless steel ball

2.low price & high hardness

3.diameter :150--210mm

4.grade:10--1000

5.fast delivery

Since the establishment of Yuncheng Dongsheng Industrial&Trading Co.Ltd in 1986, It has endeavoring to expand its original total asset valuing RMB80,000 to the current RMB 12 Million and the land coverage of 2,400 square meters to current 63,000 square meters. It now have employees of 520,including 78 senior technicians, and 120 sets of domestically most advanced prduction equipments, annually producing 5,000tons of steel balls.The company's carbonated steel, chromium steel, stainless steel irregular balls, ball terainers, hardware and bicycling manufacturing, bearing, pharmaceuticals, gauges and precise indstrements.