1. The matte factory is an intermediate product and raw material for refining crude copper. Copper ores are mostly copper sulfide ores (CuS and Cu2S), while copper oxide ores (CuO and Cu2O) are few, and the copper content is very low (about 1.%). According to the inquiry of Jiyuan Property Bureau of Henan Province, there is only one registered trademark ice copper factory in this area, Jiyuan Yuxin Copper Co., Ltd., which was established in 26 and is located in the county-level administrative division of Henan Province. It is an enterprise engaged in smelting and refining copper for non-ferrous metals.