201165438+February 6th, facing the public beta in Tsinghua University.

20/KLOC-0 officially opened to Peking University, Tsinghua University, Renmin University, Beijing Normal University, Beijing University of Posts and Telecommunications, Beijing University of Aeronautics and Astronautics and University of Science and Technology Beijing on March 3rd.

20 1 September1Open to all universities in Beijing.

2012165438+1October 3rd, open to universities in Beijing, Shanghai, Guangzhou and Wuhan.

On March 20 13, it was opened to universities in Nanjing, Hangzhou, Chengdu, Xiamen and Taiwan Province.

April 20 13, open to universities in Harbin, Tianjin, Jinan, Changsha, Hefei and Chongqing.

20 13 may, Android and IOS mobile applications were launched, and the number of campus users exceeded one million.

2065438+June, 2003, opened to universities all over the country.