In hydrometallurgy, there are many ways to separate and extract gold, among which ion exchange is one of the most important methods. Ion exchange and adsorption separation technology has been paid more and more attention because of its advantages of high separation efficiency, simple equipment and operation, renewable and reusable resin and adsorbent, and less environmental pollution. The gold recovery ion exchange resin produced by Jiangsu Kingshan New Material Co., Ltd. has the advantages of high mechanical strength, good selectivity and large exchange capacity, and is widely praised by customers.