When was Ni Defeng born? Director of Hengyi Petrochemical

Ni Defeng: China nationality, male,/kloc-0, born in June 1978, Ph.D., senior economist. He used to be an auditor of Zhejiang Tian Jian Certified Public Accountants, manager of finance department of Zhejiang Hengyi Group Co., Ltd., manager of investment development department and assistant to general manager, investment director of Hengyi Petrochemical Co., Ltd., and now he is the president of Zhejiang Hengyi Group Co., Ltd. ..