2. 1996 ~ Now, he is a member of the Executive Committee of Peking University Teachers' Congress.
3. 1996 ~ 2004, served as academic secretary of landscape ecology Committee of Chinese Ecological Society.
4. 1999 ~ Now he is the Deputy Secretary-General of China Branch of International Society of Landscape Ecology.
5. Since 2004, he has served as the director of China Natural Resources Society.
6. Since 2004, he has served as assistant to the director of Peking University Environmental Research Institute.
7. Since 2004, he has served as Dean of School of Urban Environment, Shenzhen Graduate School of Peking University.