Dr Dongfeng Zhang

Chairman – Ph.D.


Dr Dongfeng Zhang graduated from Central South University, Ph.D., is currently the Chairman of Zhengyuan International Mining Co., Ltd.

From 2019 to present, he served as the Chairman of Zhengyuan International Mining Co., Ltd;

From 2017 to 2019, he served as the Dean of the Kunming Institute of China Metallurgical Geology Bureau;

From 2014 to 2017, he served as the Dean of the Third Geological Exploration Institute of China Metallurgical Geology Bureau;

From 2011 to 2014, he served as the manager of the fourth branch of Shanxi Metallurgical Geotechnical Investigation Corporation.

Mr Jiangang Zhao

Executive Director and Acting CEO – MA, BA


Mr Jiangang Zhao holds a Bachelor of Accounting, a Master of Finance and a Master of Accounting. Presently, Mr Zhao is a manager of the Department of Finance of Zhengyuan International Mining Company Limited.

Mr Yong Zhang

Non-Executive Director - BSc


Mr Yong Zhang holds a Bachelor of Engineering from Shandong Construction College. He has an extensive career in property development, real estate sales and mining investment.

Mr Zhang was instrumental in securing the cornerstone investment in Zeus by China Metallurgical Geological Bureau, via its subsidiary Zhengyuan International Mining Company Limited.

Mr Gregory Clifton Hall

Independent Non-Executive Director - B. App Sc.


Mr Greg Hall is a seasoned geologist with over 35 years of international experience. From 1988-2005, he was employed by the Placer Dome group of companies, serving as Chief Geologist -World Wide during the last five years he was there. Placer Dome was acquired by Barrick Gold Corporation in early 2006.

Over the course of his illustrious career, Mr Hall had a senior role in the discoveries of both Barrick Gold’s Granny Smith mine and Rio Tinto’s Yandi iron ore mine. In addition, he took part in the discoveries of Keringal and Wallaby in Australia’s Eastern Goldfields, as well as the definition of AngloGold Ashanti’s Sunrise gold mine. Mr Hall holds a Bachelor of Applied Science from the University of New South Wales, Australia.

Mr Jian Liu

Non-Executive Director – MSc, BSc

Jian Liu has a Bachelor of Science in Geology from the Ocean University of China and a Master of Science in Project Management from Lancaster University, UK. He is a geologist who has been involved in the Chinese, Australian, African, and Southeast Asian exploration and mining industry for over 10 years. He is particularly knowledgeable about exploration and has experience in company management, strategic planning and investment.

Before joining Zeus, Mr Liu worked as Managing Director for Zhonghe Resources (Namibia) Development (Pty) Ltd, a subsidiary of China Uranium Corporation (CUC), and as Global Investment Project Manager for CUC, a subsidiary of China National Nuclear Corporation (CNNC). CNNC is one of the top state-owned enterprises in China and oversees all aspects of China’s nuclear industry.