Study on the Chinese opera in Shanghai during the early period of Republic of China 并列题名：Study on the Chinese opera in Shanghai during the early period of Republic of China Research on the Chinese painting in Beijing during the early period of the republic of China (1912-1928) study on private gardens in Shanghai during the Republic of China 并列题名：Research on the Chinese painting in Beijing during the early period of the republic of China (1912-1928) Study of the Hui merchant community of Shanghai in the period of Republic of China Study on educational donation system during the period of the republic of China Study on theory and practice of social insurance during the period of the republic of China Study on the modernization of Xiqu during the late Qing and Republic of China Study on women's prisons in Shanghai during the Republic of China