Its product brand Tianping high purity electronic grade copper oxide, by virtue of widely used in the field of integrated circuits, quality to reach the international leading level, and long-term strategic cooperation with well-known benchmark customers around the world and other advantages stand out, selected by the China Electronic Information Industry Association issued by the "2021 ChinaIts product brand JHD high purity electronic grade copper oxide, by virtue of widely used in the field of integrated circuits, quality to reach the international leading level, and long-term strategic cooperation with well-known benchmark customers around the world and other advantages stand out, selected by the China Electronic Information Industry Association issued by the "2021 China