The Royal University of Phnom Penh is equivalent to Tsinghua University in China. According to relevant data, the Royal University of Phnom Penh is the oldest university in Cambodia and one of the largest public universities. Tsinghua University, abbreviated as "Tsinghua", is located in Haidian District, Beijing. It is a national key university directly under the Ministry of Education of People's Republic of China (PRC), which is first-class in the country, Project 985, Project 2 1 1. Selected in "20 1 1 Plan", "Everest Plan", "Strong Foundation Plan" and "11Plan", they are the Nine Schools Alliance, Song Lian Alliance, China University Presidents Association, Asian University Alliance, Pacific Rim University Alliance, China and Russia.