|
zhejiang Dunan Valve co.,Ltd is holder by Dunan holding Group, which is one of the largest manufacturer of brass valves in china, it is a vice director member of valve professional committee of china construction and metal configuration association and a member of china General valve association and china city gas association, based on the ISO9001:2000 and ISO14001:2004 certification approved, we have been pass International Certificate such as CE¡¢KS¡¢ DVGW¡¢ KIWA and WRAS etc, we establish IQM general quali...
|
Home
