It's hard. Haidian District Education Bureau inquired that the 20 13 Haidian Model Test was difficult, but the coincidence between Haidian and last year's senior high school entrance examination was as high as 95%. Students who get high marks in mathematics should be top students, and the exam is very strict. 20 13 Haidian senior high school entrance examination is very difficult. Haidian District, belonging to Beijing, is located in the west and northwest of Beijing's main urban area, bordering Xicheng District and Chaoyang District in the east.