200 1. Miyun senior high school entrance examination has a minimum admission score of 527 in 2023, ranking 200 1 in the whole region. Miyun District belongs to Beijing. Located in the northeast of Beijing. It is 69 kilometers long from east to west and 64 kilometers wide from north to south. It belongs to the junction of Yanshan Mountains and North China Plain, and borders Pinggu District, Shunyi District and Huairou District in turn from southeast to northwest, and is adjacent to Luanping County, Chengde County and Xinglong County in Hebei Province in the north and east respectively.