The 2015 Glacial Isostatic Adjustment Training School has been hold during 13-19 September 2015 at the Ohio State University's Stone Laboratory. The school invited some world-famous scholars to give the participants intensive training on GIA modeling and relevant processes. Yuan Lexian, the PhD student of CACSM has been invited to the school. Through the training, he listened to the experts' excellent reports, learned the latest research progress of the GIA relevant subjects, and discussed the problems about GIA modeling with experts and scholars.