The annual output of high-purity cathode copper "Tongguan Brand" is 200,000 tons. High-purity cathode copper "Tongguan Brand" is a high-quality product registered by London Futures Exchange and Shanghai Metal Exchange (SHME), and its quality grade meets the requirements of GB/T467- 1997. The surface is smooth, neat and beautiful.

The content of copper sulfate is more than 97%

Anode mud contains about 2000g/ ton of gold and about 120kg/ ton of silver.

The nickel content in crude nickel sulfate is 19%-20%.