Published by

Asst. Prof. Sornchai Mungthaisong, Ph.D.
President of Chiang Rai Rajabhat University

Asst. Prof. Sermsiri Nindum, Ph.D.
Dean of the Faculty of Management Science

Editors-in-Chief
Assoc. Prof. Komsan Rattanasimakul, Ph.D.

Assistant Editors
Kornkanok  Nindum, Ph.D.

Editors
Asst. Prof. Sermsiri Nindum, Ph.D.
Chiang Rai Rajabhat University

Kwanfa Sriprapan, Ph.D.
Chiang Mai University

Asst. Prof. Jiraporn  Khunsri, Ph.D.
Chiang Rai Rajabhat University

Asst. Prof. Ketkanok Chumpradit, Ph.D.
Chiang Rai Rajabhat University

Asst. Prof. Nitta Roonkasam, Ph.D.
Pranakorn Rajabhat University

Asst. Prof. Walee Preechapanyakul, Ph.D.
Khon Kaen University

Editorial Advisory Board
Prof. Anurak Panyanuwat, Ph.D.
Chiang Mai Rajabhat University

Prof. Manat Suwan, Ph.D.
Chiang Mai Rajabhat University

Prof. Wallapa Dhephasdin na Ayudhaya, Ph.D.
Dhurakij Pundit University

Assoc. Prof. Kanjana Kaewthep, Ph.D.
Chulalongkorn University

Assoc. Prof. Chompoonuh K. Perpoonwiwat, Ph.D.
School of Economics and Public Policy Srinakharinwirot University

Assoc. Prof. Somsuk Hinviman, Ph.D.
Thammasart University

Asst. Prof. Duang-Kamol Chartprasert, Ph.D.
Chulalongkorn University

Prof. Chandrakant Puri, Ph.D.
SNDT Women’s University, India.

Operation and management of journals
Miss Sureerat Kongutsa