The Chagannao'er lake is located at the junction of the Xilin Gol Grassland and the Hunshadake sandy land, about 600 kilometers away from Beijing., The dry saline alkali lakes in the region have brought serious air pollution to Beijing and nearby areas. Since 1999, the volunteer team, represented by Zheng Baiyu, has begun an arduous environment management. They introduced Suaeda salsa in large scale and effectively curbs sandstorms and improves the air environment in the capital and surrounding cities.

Not long ago, Xiao Yuming, deputy general manager of the Public Trust Investment Management Corporation, went to the Chagannao'er Lake for site survey, and used his own technology to provide a good IT service for this control project. PT will continue to focus on and assist in this significant project.