- March 2018, Wenzhou Medical University
- 2017 June 21 The Faculty of allied health sciences
- May 2017, JICA Community Based Comprehensive Elderly Care
- March 2017, Management and Science University, Malaysia
- November 2016, Udayana University, Indonesia
March 2018, Wenzhou Medical University
2017 June 21 The Faculty of allied health sciences
May 2017, JICA Community Based Comprehensive Elderly Care in Chonburi Province Project at Japan
March 2017, Management and Science University, Malaysia
November 2016, Udayana University, Indonesia
