Since 2007, Ningbo Rock Metal Product Co., Ltd, an industrial trading company has been successfully established in Ningbo, China. We specialized in developing, manufacturing and selling various kinds of products: carbon graphite, silicon carbide, tungsten carbide, compressor seal, Ceramic, other mechanical seal etc.



Rock started our production of advanced powder products and thereafter in-house R&D with continuous efforts in quality and production program improvement. Now, we have a highly competent team which consists of many professional and technical personnel on the...