Guangdong's scholars and the southwest China study in the republic of China 并列题名：Guangdong's scholars and the southwest China study in the republic of China Study of social changes of the northwest minorities in the republic of China 并列题名：Study of social changes of the northwest minorities in the republic of China Party formation and the changes of regime in the republic of China Kuang Zhouyi and Ci-poetics in the late Qing Dynasty and the republic of China