Chang Jun Sun is Chairman at Criminal Law Research Association, Chairman at Hunan Criminal Law Research Association, Chairman for Risk Management Research Association, Member-Executive Council at China Securities Law Research Association and Chief Legal Officer for Zoomlion Heavy Industry Science & Technology Co. Ltd.

He is also Member of Communist Party of China and on the board of 5 other companies.

In his past career Dr. Sun held the position of Vice Director at Hunan University.

Chang Jun Sun received a doctorate from Wuhan University and a graduate degree from Southwest University of Political & Law.