2022-present Professor at Northwestern Health Sciences University
2006-present Associate professor at Northwestern Health Sciences University
2005-2010 Faculty clinician in Bloomington Natural Care Center of Northwestern Health Sciences University
2004-2006 Adjunct Faculty at Minnesota College of Acupuncture and
Oriental Medicine of Northwestern Health Science University.
2004-2005 Acupuncturist at Kaster Rehabilitation Group, P.C. Plymouth.
2001-2002 Dean of Continuing Education College in Henan TCM University
1999-2000 Academic dean of Acupuncture & Massage College in Henan TCM University.
1999-2002 Associate chief staff clinician (equal to Associate professor) in 1st Hospital affiliated to Henan Traditional Chinese Medicine University
1990-1999 Clinician in charge (equal to assistant professor) in 1st Hospital affiliated to Henan Traditional Chinese Medicine University
1996-1998 Apprenticing under national acknowledged TCM professor Zhao Qingli.
1986-1990 Clinician (equal to instructor) in 1st Hospital affiliated to Henan Traditional Chinese Medicine University