Research on provincial educational administration in the Republic of China 并列题名：Research on provincial educational administration in the Republic of China Research on social education in the Republic of China the research of public administration in the Republic of China research on labor-capital relations during the era of the republic of China 70 years of tax collection and administration in the people's republic of China 并列题名：Research on social education in the Republic of China Research on Cai Yuanpei education status of Qingdao during the republic of China 并列题名：Research on Cai Yuanpei education status of Qingdao during the republic of China Research on the business registration system of republic of China