Study on comprehensive sustainable development of pastoral areas in China Study on road transport sustainable development model in China Study on sustainable development of mineral resources in China Study on road transport sustainable development model in China. Study on the comprehensive utilization and development of large stadiums in Beijing Study on the sustainable development of highway transportation Research on the sustainable development of village banks in China Harmonious and sustainable development of different regions in China Study on sustainable development of coal industry Study on sustainable development of resource-based cities in China