The Rambhai Barni Rajabhat University Stadium , also called RBRU Stadium , is a multi-purpose stadium in Chanthaburi in Chanthaburi Province , Thailand . It was mainly used for soccer games and was the home stadium of fourth division Chanthaburi Football Club in the 2011 and 2014 seasons . Since 2019 the sports facility has served as the home stadium for the Koh Kwang Football Club , which plays in the Thai League 4, Region East. The stadium has a capacity of 8,800 people. The stadium is owned and operated by Rambhai Barni Rajabhat University.