SHENZHEN DONG HONG DA Import and Export CO., LTD. is a professional manufacturer of AL ingot, zinc ingot, copper ingot and other metal products with an annual output of 30000 tons.Our products are all sold to overseas countries owing to innovation and introduction of advanced international technology and test equipment. We are unanimously praised by foreign clients. According to more than 13 years hard working, innovation, and introduction, We have won "Enterprise for Promoting Trade with Science And Technology Projects" from Ministry of Science and Technology. Low dust and environment protection of our products have helped us gain the Gold Award of 2003 China International Patent Technology and Gold Award from The Tenth China Patent of New Technology Products. We were named as High-Tech Enterprise by Provincial Science and Technology Commission.We always adhere to the principle of "sincerity basis, credibility first, quality first, and develop world famous brand". Our company is willing to create mutual benefits for customers at home and abroad by good quality products, superior service and friendly cooperation.