The main reason is that it has more jurisdiction over the western regions, which is marked by the establishment of the western regions' capital protection government 60 years ago. Its significance lies in strengthening the political, economic and cultural exchanges between the Western Regions and the Central Plains, promoting national integration, and making the Western Regions a part of China's territory from now on.
In addition, the additional territories include the northern part of the Korean Peninsula, Hainan Island and Guizhou in the southwest. However, considering the importance and historical significance, the western region is the focus of the examination.