Wenzhou Longwan Wing qian jia valve factory in the industrial zone in Wenzhou City Yongxing Yongchang on the 8th, is a specialized generation filters, Precision Casting Ball Valve and the closing of the valve manufacturer.

• 温州龙湾永中千加阀门厂位于温州市永兴工业区永昌前街8号,是一家专门生成过滤器、精铸球阀、截止阀的生产厂家。