Zhang Ligang: Born in June 1964 1 1, Han nationality, party member, undergraduate, senior engineer. He has served as a technician in the Motor Department and Coking Workshop of Shaanxi Coking Plant, deputy head (deputy department level) of the Materials and Equipment Group of the Infrastructure Technical Transformation Office, deputy director of the Coking Workshop, deputy section chief of the Mechanical Power Department, director of the glassware factory, director of the production motor department, assistant director, deputy director, chief engineer, member and director of Shaanxi Coking Plant, deputy general manager and general manager of the Party Committee of Shaanxi Jiao Shan Chemical Co., Ltd., and deputy secretary and general manager of the Party Committee of Shaanxi Coal Chemical Group. Secretary of the Party Committee and Chairman of Shaanxi Coal Chemical Group Shaanxi Chemical Group Co., Ltd., Deputy Manager of Chemical Division of Shaanxi Coal Chemical Group, General Manager of Shaanxi Chemical Group, and currently Deputy General Manager of Chemical Division of Shaanxi Coal Chemical Group Co., Ltd. and General Manager of Shaanxi Chemical Group Co., Ltd.