Study on Zhang Xunhua's economic thoughts Study on Chen Zheng's economic thoughts Study on Wu Xuangong's economic thoughts Study on Zhan Ganquan thought Study on Shen Deqian's poetic thoughts Study of Gary Snyder's eco-ethic thoughts Research on Zhang Qiyu's academic thoughts Study of Fei Xiaotong's academic thoughts Study on China's sports economic policies Study on Qian Zhongshu's literary thought