 
                                Professor at the School of Finance and Economics, Qinghai University,China.
 
                                Earned his PhD from the University of Colorado Boulder,USA.
 
                                Professor of Management, Auditing; Academy of Management (USA); University of Zielona Góra (PL).
 
                                Researcher Marketing Finance Universiti Utara Malaysia, Kuala Lumpur, Malaysia.
 
                                Professor, Institute of Economics and Finance.Department of Sustainable Finance and Capital Markets, Uniwersytet Szczecinski,Poland.