The Academic Ranking of World Universities, Shanghai Ranking,
ranked Prince of Songkla University as No. 3 in Thailand for the 4th year in a row after Mahidol University and Chulalongkorn University. Moreover, PSU is placed in the band of no. 801-900 of the world university.
Source - Academic Ranking of World Universities: https://www.shanghairanking.com/rankings/arwu/2021