The company was founded in 2004 and listed on the Shenzhen Stock Exchange in March 2011. It is currently the only listed environmental protection enterprise in Hunan. With its technological, capital, and geographical advantages, Yongqing Environmental Protection has become the main force in the control of heavy metal pollution in the Xiangjiang River Basin. In the field of desulfurization and denitrification, the company undertakes flue gas desulfurization projects nationwide, reducing SO2 emissions by over 1.2 million tons annually; National * in desulfurization technology and facility operation in the steel and smelting industry; The heavy metal pollution remediation business involves the treatment of solid waste containing heavy metals and the remediation of soil contaminated with heavy metal organic matter. Among them, the ion mineralization stabilization technology for heavy metal contaminated soil remediation is at the highest level in China. Seizing the opportunity of industrial upgrading in the national environmental protection industry, Yongqing Environmental Protection has successfully developed contract environmental service projects in multiple regions and enterprises in China, and established the "Xinyu Model" based on domestic characteristics, which has been recognized and strongly supported by the Ministry of Environmental Protection and local governments.