research on the history and inscriptions of Chala cemetery 春秋石铭：北京栅栏墓地历史及现存碑文考：research on the history and inscriptions of Chala cemetery research on the institutional competition of social service delivery research on the art and archaeology of China research on the discipline construction of international relations research on the history of Chinese modern design research on the thoughts and works of Christian Kerez research on the theory and practice