Langfang Zhengjian Metal Products Co.,Ltd located in Hebei province China and builded in 2003 year. Our factory covered with 100000 square meters workroom, We are one of the leading manufactories with ISO 9001 certificate who is specializing in manufacturing & exporting various size kinds of black annealed steel pipesgalvanize steel pipes, galvanize steel coilscold rolled bright steel stripcold rolled hard steel striplack annealed steel strip and other steel products . We owned the complete production technique and related equipments for iron, steel, steel coil etc, also including the related energy source power system. Meanwhile, we have reached the production technique` s completeness and systematicness at the modern steel industry. We have exported steel products to over 40 countries in the world. Our products are marketed widely all over the country and exported to North American, Europe, Middle East, South American, Southeast Asia, Africa, Australia etc and get highly appreciated for our quality and service. Zhengjian Metal Products Co.,Ltd would be based on the trustworthiness cooperation and quality first always. Our aim is "to reach customer satisfaction with our best products". According to clients&＃39; requirements, our professional team and hard-working staff are competent to develop latest steel to meet the market demand extremely. We are the reliable manufacture and willing to work together with our clients for a brilliant future.