84%. Official website shows that a middle school in Gao 'an, in 20021year, enrolled 3,499 undergraduates and 3,739 junior college students in Gao 'an College Entrance Examination, with an admission rate of 84%. Gao 'an Middle School, founded in 1907, is located in Gao 'an, Yichun City, Jiangxi Province. It is an outstanding key middle school in Jiangxi Province and the first batch of ordinary high school demonstration schools in Jiangxi Province.