Title: Shanxi Solid Industrial Co.,Ltd. Description: are one of the leading manufacturers of ductile iron pipe fittings, flanged adaptors, couplings, valves, manhole covers, dismantling joints, rubber O-rings, steel flanges, fasteners, pumps, motor shells and other castings and forgings. Tags: couplings valves manhole covers URL: http://www.cnsolid.com [ ]