JIMO, Qingdao, Shandong, China,
Qingdao Dongfeng Water Supply Equipment Co., Ltd. specializes in manufacturing ductile iron fittings, valves, couplings, flexible adaptors at axles, manhole covers, sorts of special joints and a range materials tools, which are used water ...
pipes, fittings, ductile valves, flange adaptor, manhole covers,