1980-1984 Chemical Engineering/Liaoning Petrochemical Universtity

1984-1995 Operating Diretor/Petrochina Fushun 3＃Refinery

1995-2005 UOP China Technical Representative

2005-2009 Shell China licensing manager

2009-2013 Global Sourcing Technical/quality manager(China, Russia, India, Mexico)

2014--KBC Lead Partner, KBC

2015-2016 Free Lance, Quality Consulting

2017-2020 Permanent Consultant for Tsingshan Steel Pipe.

2020-NOW Chief Consultant of China Automation Quality and Sfety