Zhejiang Cotech Valve Co.,Ltd specializes in producing wafer check valve equipped with 80 sets of machines occupying floorage area 5000m2 and possessing 120 employees,of which 25 are professional engineers. The products widely used the fields petroleum,chemical ...

Sanfeng Industry Co., Ltd. (shorted as Sangfeng) is a key enterprise under Zhejiang Group. We are one of 500 Models China Enterprise Credit Authentication System. the top ten brands in valve market China, and we also model high-tech Zhejiang. Our company was founded 1988. insist on business ...

Yongjia Zhongfu Fluid Machinery Co., Ltd. is a technology-based enterprise integrating the development, production and sale of valves pumps. Our company has got manufacturing license for special equipment (no.Ts2733157-2012). We always insist on tenet ...