Mr. Lei Dejun Executive Director

Biography

 Mr. Lei Dejun, aged 39, has been the Chief Operating Officer of the Group since April 2012 and was appointed as an executive Director from12 June 2017. Mr. Lei is responsible for the overall production and development of polymetallic projects and the monitoring of the development of Dakuangshan project and he participated in parts of management of the Shizishan Mine project since September 2013. Mr. Lei was appointed as the president of DehongYinrun Mining Group Company Limited, a subsidiary of the Company, subsequently in April 2015 where he was fully responsible for daily operation and management of each of the Group’s mining entities. Mr. Lei graduated with an associate degree from Kunming Metallurgy College in 1998.Mr. Lei has about 18 years of experience in the production management and operation of mines. Prior to joining the Group, Mr. Lei worked as a technician, deputy director and director of the production department and supervising engineer of the factory at HuizeLeadZinc Mine and Qujing Company ofYunnan Chihong Zinc & Germanium Co., Ltd. (雲南馳宏鋅鍺股份有限公司) from July 1998 to March 2012 where he was responsible for factory production, cost management, human resources, technique and equipment management. During that tenure, he led a number of mining and metallurgical projects and obtained several domestic invention patents and utility model patents.

Research Interest

 mining and metallurgical