China had over 3,000 universities, with over 40 million students enrolled in mainland China. As of 2020, China had the world's second-highest number of top universities. Currently, China trails only the United States in terms of representation on lists of top 200 universities according to the Academic Ranking of World Universities (ARWU). China is home to the two best universities (Tsinghua University and Peking University) in the whole Asia-Oceania region and emerging countries according to the Times Higher Education World University Rankings. Both are members of the C9 League, an alliance of elite Chinese universities offering comprehensive and leading education.