Linyi Hongsheng Investment Casting Companyowns advanced manufacturing, inspection eguipments nd high leveled processing technique. The company passed ISO9001:2000, specialized in researchi, development and manufacturing cast iron connections&couplings and mechanical accessories. In 2007, the company imported spectrum analyzer from Germany and set up silicon colloidal medium-temperature precision cast iron production line. we can make products freom SS, alloy steel, non-ferrous metal, etc.
