Tianjin Changsheng Metal Chemical Material Co.Ltd. is located in Tianjin city, China. We export metal products manufactured by our own factories.Dalian Hongridongsheng Import&export Co., Ltd is a specialized in rare earth metals, non-ferrous metals and ferrous metal which are widely use in compound semiconductor field, Military-industrial complex, textile and dyeing industry, coating & paint, plastics and adhesives, glassware and ceramic industry, rubber industry, food and feed industry, pigment, water-treatment, detergent chemicals and etc. With competitive price and high quality, our products have gained good reputation both at home and abroad. Our trade partners are lying all around the world, mainly in America, Europe, Australia, South East Asia and Middle East.We have also built up an excellent and professional sales team, which are well experienced in international marketing, and would efficiently providing a range of products and professional services.Trust, reliability and fairness are the essentials of our business principle. Dalian Hongridongsheng Import&export Co., Ltd is a committed to opening, friendly and long-term partnerships with our clients.We warmly welcome all foreign friends to be our business partners and establish reliable relationship with each other in the near future.