Changsha Rock metal company Limited is the main sales of electrolytic copper, zinc powder, Lead ingot, tin ingot, germanium ingot, zirconium ingot and other small metal.Have a stable supply channels and adequate sources of supply.Us to "follow the principle, supply and demand, bring out the best in each other, harmonious development" for the purpose, to "create industry-leading, with market demand, customer needs, ensure the reasonable service satisfaction" for the quality policy, integrity first, continuous improvement to meet customer demand ability.Is willing to work with worldwide the new and old customers sincere cooperation, create a better future. welcome to contact me freely