Study on policies for balanced development of compulsory education Study on Region Balanced Develpment of Higher Education Research on the protection mechanism of balanced development of region compulsory education Long term balanced development of population Education for sustainable development in primary education On the balanced development of urban population Research on the operation and development of online education Study on tax policies promoting the development of circulareconomy Study on the inter integration of benefits in the reform process of the balanced development of compulsory education Study on investment and financing system for improving compulsory education