NINGBO ESTAR METAL MATERIAL CO.,LTD is a domestic research and development, production, sales of science and technology companies.The company mainly sells gilding metal clad steel strips, copper strip, copper rod, copper tube,and other raw materials. Copp
Tellurium is a chemical element with the symbol Te and atomic number 52. It is a brittle, mildly toxic, rare, silver-white metalloid. Tellurium is chemically related to selenium and sulfur, all three of which are chalcogens.