| 1998— | Board Chairman, Dalian Milky Way Metal Material Limited Company Liaoning Province, Dalian City | |
| 1998— | General Manager, Dalian Milky Way Metal Material Limited Company Liaoning Province, Dalian City | |
| 1994—1997 | Manager, Liaoning Province, Dalian City (Dalian Hardwire and Mine Products Import and Export Company) | |
| 1990—1994 | Student, Dongbei University Liaoning Province, Dalian City |