http://pastport.jp/user/zecovalve ja-JP ZECO Valve Group, founded in 1991 located in Shanghai, Yancheng, Quzhou, Binhai with focus on manufacturing wedge gate valve, through conduit gate valve, floating ball valve, trunnion ball valve, top entry ball valve, globe valve, swing check valve, dual 2020-02-11T12:00:48+0900 http://pastport.jp/user/zecovalve/timeline/ZECO%20VALVE%20GROUP%20CO.%2C%20LTD. zecovalve http://pastport.jp/user/zecovalve/timeline/ZECO%20VALVE%20GROUP%20CO.%2C%20LTD.