I. Introduction bauxite raw rock containing water of crystallization of alumina mineral water of a bauxite and alumina trihydrate and other raw material is kaolinite and boehmite. Henan Song Feng Mining, is a bauxite mining, production, processing, warehousing, sales and marketing enterprises. Second, the product uses bauxite production of industrial raw stone is alumina, the main raw material refractories, abrasives, ceramics, high alumina cement and other products. Song Feng Mining since its establishment in 1990, has always been adhering to the "customer first, integrity first, quality first" service philosophy, integrity service, stable quality, has won the recognition of our customers, has dozens of domestic Enterprise entered into a long-term supply contracts. Song Feng Mining and always adhere to the "quality and efficient service, quality products," return to society, welcome domestic and foreign colleagues here, sincere cooperation, create brilliant! Warmly welcome friends to visit, study, business negotiations! Gongyi City Song Feng Mining Company Limited has been to provide you with better products and the most economical solution, our technical experts ready to provide technical assistance and hope to establish a long-term pursuit of higher-value relationship with you! Tel 0371-66551099 +86-13849060573 Contact Li. Website http://www.hnsfky.com Address Gongyi City, Henan Province, Du middle road