Yongjia dong bo ceramic valve co., LTD., founded in 2007, founded by a number of pump valve engineer, r&d, manufacturing, sales, service as a whole, is the industrial structure of high performance ceramic valve series products professional manufacturers. Now the main production eccentric wear-resistant ceramic ball, ceramic ball, ceramic double gate valve, ceramic dry ash inlet and discharge valve, rotating disc valve, ceramic dome valve, discharge valve, ceramic knife type slurry valves, ceramic regulating butterfly valve series products.