Fei Xiaotong and Chinese social changes in the 20th century 并列题名：Fei Xiaotong and Chinese social changes in the 20th century Indigenization of Chinese sociology in the 20th century Guan Shanyue and Chinese painting in the 20th century History of Chinese arts and crafts in the 20th century Christianity and Chinese society in 20th century 并列题名：History of Chinese arts and crafts in the 20th century History of Chinese science fiction in the 20th century social and cultural change in the 21st century Study on the Chinese literature in the 20th century