Beijing NO. 20 High School (Chinese: 北京市第二十中学 or 北京二十中学 or simply 二十中), is a public combined secondary school, providing both junior and senior stage secondary education. The school is in Qinghe, Haidian District of Beijing, one mile and a half from Shangdi, the Silicon Valley of China. Beijing NO. 20 High School was founded in 1951, two years later than the foundation of the People's Republic of China. The high school was accredited as beacon high schools by Beijing Municipal Government in 2004.