News & Activities Study trip Chaing Mai, Thailand for Hongsa Home / News & Activities / Study trip Chaing Mai, Thailand for Hongsa Publish on 13 Dec 2018 Study trip to Mae Ng-ad dam, Mae Tang district and Huaytungtao reservoir, Mae Rim district ,Chaing Mai, Thailand during 12-15 December 2018.
Publish on 13 Dec 2018 Study trip to Mae Ng-ad dam, Mae Tang district and Huaytungtao reservoir, Mae Rim district ,Chaing Mai, Thailand during 12-15 December 2018.