Company Name Specialization Website Guanxin Machinery Plastic injection molding machines and potentially parts or fittings for machinery. guanxin-machinery.com Tubomart Brass ball valve manufacturer, plumbing solutions including Pex/Pex-Al-Pex pipes and fittings. tubomart.com Steel Pipes and Fittings Manufacturer of steel pipes, pipe fittings, flanges, and related products. pipesandfittings.com QCHydraulics Stainless steel hydraulic fittings and adapters for hydraulic […]