According to the website of Beijing Education Bureau, there are Jin Dian Primary School, Shuangyushu No.1 Primary School, Qunying Primary School and Hong Ying Primary School in Haidian District of Beijing. Shuangyushu No.1 Primary School is located in the core area of Zhongguancun National Independent Innovation Demonstration Zone. The school was founded in 198 1 with a history of 40 years. The ranking criteria of primary schools of Class I and Class II are judged according to five aspects, namely, the opportunity for students to get a good quality education in junior high school for nine years, the change of students' identity, the improvement of the quality of education and teaching, the redistribution of high-quality educational resources, and the degree of transformation and recognition of the public.