On 5thMay 2017,the directors of southwestern supervision center of EPB including Peng Weiyu, Zheng Kaiqiang and Mei Jin paid a visit to the Faculty .According to the present situation of pollution and the pollution remediation of Sichuan Province, a workshop was held .The department head of Environment Engineering Zhao Rui, associate director Gong Zhengjun, some postgraduates are present as well.