- April 2000-April 2003 Jaehom Hospital and Part – time at P. Chatchaisataporn Clinic, Lampang
- May 2003-Oct 2003 Hod Hospital, Chiangmai
- Sept 2003-Dec 2003 Fortune Dental Clinic and Sawaeng Dental Clinic, Chiangmai
- Jan 2004-Aug 2004 German language at Hartnack School, Berlin, Germany
- March 2004-Sep 2004 Guest Dentist at Oral Surgery and Radiology Department, Charite University of Medicine, Berlin