First Author:   Kaung Myat Ko University of the Thai Chamber of Commerce mgmgmama88@gmail.com         Second Author: Poomthan Rangkakulnuwat University of the Thai Chamber of Commerce poomthan_ran@utcc.ac.th         Third Author: Sasiwimon W. Paweenawat University of the Thai Chamber of Commerce sasiwimon_war@utcc.ac.th