Local self-government and national autonomy are the basic features of the feudatory system. 地方自治與民族自治是藩屬制度的基本特徵之一。
Aid provided by the state and developed areas to national autonomous areas has promoted their economic development. 國家和經濟發達地區對民族自治地區的支援,促進了民族自治地區的經濟發展。