Haikou and Shanghai have the highest enrollment rates in the world.

The enrollment rates in Haikou and Shanghai are 93%. According to official website, Haikou School affiliated to Shanghai Shiwai, Shanghai Shiwai Senior High School is a local school with relatively good teaching quality. According to information from official website, the admission rate of college entrance examination in 2022 reached 93%. Haikou School affiliated to Shanghai Shiwai is a 12-year public school organized by Haikou Municipal People's Government and managed by Shanghai Shiwai Education Group. It is a model school of "National Training Program-Information Technology 2.0" and a national and provincial training project teacher education and teaching research base school. The school was founded in September, 20021year.