Mercury-containing wastewater is one of the most hazardous industrial wastewaters. Mercury in water is generally removed by physical methods such as coagulation, neutralization, precipitation, and filtration. Jiangsu Kingshan New Material Co., Ltd provides ion exchange resin for removing mercury from wastewater. The ion exchange resin has many advantages such as large adsorption capacity, good selectivity, fast adsorption speed, mild analytical conditions, easy regeneration, long service life, and the like, and can effectively remove mercury substances in waste water.