Tension Mathematics (Datong Road) is very good. According to relevant public information, Tension Mathematics is an off-campus professional training institution for primary and secondary schools in Haikou. It has been run for 18 years, and the teaching and research team is experienced, satisfied with parents, and has excellent reputation and fruitful results. It has been rated as an advanced school-running unit of Longhua District Education Bureau of Haikou City for ten consecutive years.