Born in 1966, Mr. Cheng Zhenlong has a Bachelor degree and is an Assistant Accountant, Senior Safety Engineer, Certified Occupational Hygienist. He was the Deputy Mine Manager of the former Zhuanshanzi gold mine in Aohan Banner. From 2005 to 2013, he served as the Deputy General Manager of Chifeng Jilong Mining Co., Ltd.. He has been the General Manager of Chifeng Jilong Mining Co., Ltd. since September 2013; from January 2022 to December 2022, he was a Supervisor in the Supervisory Board of Chifeng Gold; from January 2023 to present, he has served as Chairman of the Supervisory Board of Chifeng Gold.

Born in 1974, Mr. Ji Hongyong has a Bachelor degree, and is an Economist, Senior Mining Technician, Tax Accountant, Certified Management Accountant. He once worked in Jiapigou Gold Mining Co., Ltd., Heilongjiang Xincheng Gold Mine, Chifeng Junpeng Mining Co., Ltd., and Huinan Huibao Gold Mining Co., Ltd. From April 2017 to June 2019, he served as the General Manager of Liaoning Wulong Gold Mining Co., Ltd.. From July 2019 to January 2022, he was the Deputy General Manager of the Domestic Mining Division of Chifeng Gold; he was the Chairman of the Supervisory Board of Chifeng Gold from January 2022 to December 2022; from January 2023 to the present, he has served as the Supervisor in the Supervisory Board of Chifeng Gold.

Born in December 1974, Mr. Liu has a bachelor degree and is a mining engineer, an electromechanical engineer, and an expert in the expert database for non-coal mines of Chifeng Municipal Emergency Management Bureau of Inner Mongolia Autonomous Region and National Mine Safety Administration Inner Mongolia Branch. He once served as a technician in Gushan coal mine of Pingzhuang Coal Group Co., Ltd., Chief Engineer of Yongxing coal mine in Yuanbaoshan District of Chifeng City, Chief Engineer in Xinli coal mine of Inner Mongolia Longwang Geological Exploration Group Co., Ltd. and Deputy Chief Engineer of Chifeng Jusen Mining Co., Ltd. He has been working as Deputy Head of the Safety Management Department and Ventilation Engineer of Chifeng Jilong Mining Co., Ltd. since 2017.