Lanzhou University

Beijing Normal University

Peking University

Beijing Forestry University

Yunnan University

Xiamen University

Tsinghua University

East China Normal University

Sun Yat-sen University

Tibet University

Zhejiang University

China Agricultural University

Nanjing University

Fudan University

Sichuan University

Central South University of Forestry and Technology

Northeast Forestry University

Fujian Normal University

Northeast Normal University

Nanjing Forestry University