Legal basis: According to Article 1 of the Notice of Beijing Municipal Education Commission on Training Talents in 2020 1+3: School Classification (1) Municipal Experimental Schools. The plan is mainly for the general public junior high schools in the six districts of the city, and it is allocated to schools, among which Gongmei High School, Xu Beihong Middle School and Zhangjiawan Middle School are not allocated. (2) District-level experimental schools. The plan is oriented to this area. Article 2 of the Notice of Beijing Municipal Education Commission on Doing a Good Job in Personnel Training Experiment in 2020 1+3 stipulates that all junior two students who have the qualification for high school and have been studying in the same school for two consecutive years can sign up for this experiment. Article 3 of the Notice of Beijing Municipal Education Commission on Doing a Good Job in Training Talents in 2020 1+3 stipulates: Admission Process (1) Municipal Experimental School 1. Students sign up voluntarily. Students choose an experimental school to register in 1+3 training experiment registration system. Website: yjrx.bjedu.cn, unified education certification login (user name and password are the same as junior high school open science practice activities). 2. The experimental school determines the finalists. Combined with the comprehensive quality evaluation information of junior high school students, the experimental school determines the online interview list according to the ratio of 1:3, and publishes it on the school website. 3. Online interview in experimental schools. The experimental school organizes an online interview, and the results of the proposed admission should be publicized in the school official website. (2) district experimental school 1. Students sign up voluntarily. Students choose an experimental school to register in 1+3 training experiment registration system. Website: yjrx.bjedu.cn, unified education certification login (user name and password are the same as junior high school open science practice activities). Students who have passed the online interview of municipal experimental schools cannot register. 2. Online interview in experimental schools. The experimental school organized an online interview, and the results were published on the school website. 3. The proportion of students admitted to the school shall not be higher than 70% of the total number of students admitted. When the number of students enrolled outside the school is insufficient, they can be transferred to the school. Article 4 of the Notice of Beijing Municipal Education Commission on Doing a Good Job in Personnel Training in 2020 1+3 stipulates: (1) Matters needing attention: at the school level, 1. The cultural examination is not allowed. To highlight the orientation of quality education, comprehensive quality tests can be conducted, and special schools can conduct corresponding professional tests. 2. It is strictly forbidden to cooperate with other social educational institutions to select students. 3. It is forbidden to organize any form of on-site activities. (2) student level 1. Students who enter the experiment need to take the junior high school level examination, and after passing the examination, they will be promoted directly to our high school. 2. Students who enter the experiment are allowed to quit the experiment before the junior high school entrance examination. Withdraw from the original lieutenant colonel, can participate in the senior high school entrance examination, but can not participate in school places, municipal co-ordination, unified recruitment, directional enrollment.