Exploring regional economic development in the new era can help narrow the development gap between regions, achieve balanced and coordinated economic and social development, and enhance the overall strength and stability of the country. At the same time, regional economic development can also optimize resource allocation and promote high-quality economic growth. This book first discusses issues related to China's regional economic policies from the perspective of high-quality development, the coordinated development of S Province's tourism industry and regional economy, and the promotion of coordinated regional economic development in China by new infrastructure construction. Secondly, it elaborates on the multiple logics and values of the Party's thought on the coordinated development of regional economy in the new era, the government guidance for the high-quality development of A District's regional economy in H Province, the spatial network structure of China's regional economic development under the new strategy, and the high-quality development of China's regional economy in the new era. Finally, it analyzes the coordinated development path of the insurance industry and regional economy in F Province, the synergetic relationship between science and technology finance and regional economic development, and the legislative research on the basic law for the coordinated development of regional economy in China.