The vast nine veins flow through China, and there should be Lingyun pen in the vertical and horizontal directions. China has a vast territory and a large population. It is rare in the world that there are great differences in natural resource endowments among regions. Coordinating regional development has always been a major problem. Since the eighteen Party's Congress, the Party Central Committee with Comrade Xi Jinping as its core has put forward a series of new concepts, new ideas and new strategies for promoting regional coordinated development, so as to promote a new atmosphere and new pattern for China's regional coordinated development. On the vast land of China, a big article on "a game of chess" for regional coordinated development is being written. Playing a good game of chess and coordinated development is the key to victory. Since the reform and opening up, China has made remarkable achievements in economic and social development. At the same time, the problem of unbalanced and insufficient regional development is still prominent. The trend of regional economic development differentiation is obvious, the polarization of development power is becoming increasingly prominent, and some regional development is facing great difficulties... China's economy has changed from the stage of high-speed growth to the stage of high-quality development. The spatial structure of economic development is undergoing profound changes, which puts forward new requirements for regional coordinated development. Look far ahead from a high plane of vision and foresight, Xi Jinping stressed that we must adapt ourselves to the new situation and plan for the new development of regional coordinated development. We must face the second Centennial goals and make strategic considerations. We should also regard the strategy of regional coordinated development as one of the major strategies of the new era as a new development concept. Building a modern economic system is an important part. It is a profound reflection on the proposition of the times, a profound grasp of the economic law, a far-reaching plan for future development, and shows the superb political wisdom, broad strategic vision and strong historical responsibility of the leaders of major parties and powers. With ingenuity, Danqing's hand makes great plans for thousands of miles of mountains and rivers. Seek long-term development in Beijing's urban sub center, ask for innovation in Binhai New Area, and talk about planning in xiong'an new area; Along the coastline of the Changjiang River, carefully investigate the ecological changes and inquire about the "ten-year fishing ban"; In the three northeastern provinces, the autumn harvest is seen in 10000 mu of fields, and the production is explored in factories and workshops; Deep in the Qinling Mountains, he praised farmers for "small fungus has become a big industry"; On the coast of the South China Sea, encourage enterprises to "have the backbone and ambition of independent innovation"; On both sides of the Changjiang River, Huangpu encourages free trade zones to "boldly rush, bold trial and reform independently". Since the eighteen Party Congress, general secretary Xi Jinping has been spreading throughout the whole river and personally planning, personally deploying and personally promoting a series of coordinated regional development strategies. Put forward major regional strategies such as the coordinated development of Beijing, Tianjin and Hebei, the development of the Yangtze River economic belt, the construction of the Great Bay area of Guangdong, Hong Kong and Macao, the integrated development of the Yangtze River Delta, the ecological protection and high-quality development of the Yellow River Basin, and make new arrangements for further promoting the western development, revitalizing the old industrial bases such as the northeast, the rise of the central region and the first development in the East, With the four corners of the world, comrade Xi Jinping's core Party committee has constantly promoted the formation of regional economic layout with complementary advantages and high-quality development, and formed a new pattern of coordinated regional development in which the layout of the land is more optimized, and the East, West, North and South are vertically and horizontally linked, the main function is obvious and the advantages are complementary. In the new era, to promote regional coordinated development, we should not only focus on the local and current, but also focus on the overall and long-term; It is not only related to economic development and efficiency improvement, but also affects common prosperity and social equity; It not only affects one place at a time, but also is of great significance to grasp the new development stage, implement the new development concept, build a new development pattern and promote high-quality development. "Adjust and improve the regional policy system according to the objective economic law, give play to the comparative advantages of various regions", "enhance the driving force of innovative development, accelerate the construction of a driving system of high-quality development", and establish the general idea of promoting regional coordinated development under the new situation; "To promote the development of a large aggregate, we must deal with the relationship between self-development and coordinated development", "imbalance is universal, and we should promote relative balance in development", and put forward the dialectics of regional coordinated development; "Improving and implementing the strategy of main functional areas, refining the division of main functional areas", "forming a unified and open, competitive and orderly commodity and factor market", and improving the new mechanism of regional coordinated development from various aspects. General Secretary Xi Jinping's series of important discussions on regional coordinated development focus on reforming the overall situation and developing the overall situation. It has profoundly answered the major theoretical and practical problems of promoting regional coordinated development in the new era, pointed out the direction of efforts and provided important guidance for promoting regional coordinated development to a higher level and higher quality. Seek potential in the overall situation and settle at the key. General secretary Xi Jinping stressed that "we should take a reasonable division of labor and optimize the way of development according to the conditions of various regions", and put forward the principle of "respecting the objective laws, giving full play to comparative advantages, perfecting space governance and ensuring the bottom line of people's livelihood", and planning and deploying regional major strategies. To ease Beijing's non capital functions as a "bull's nose" to promote the coordinated development of Beijing, Tianjin and Hebei, and create an important source of China's independent innovation and the main source of original innovation; "Jointly pay attention to major protection and do not engage in major development", relying on the golden waterway of the Yangtze River to promote the coordinated development of the upper, middle and lower reaches of the Yangtze River and the high-quality development of the areas along the Yangtze River; "Boldly break through, boldly try and open up a new road", actively promote the construction of Guangdong, Hong Kong and Macao Bay area; "Close to the two key words of integration and high quality", implement the integrated development strategy of the Yangtze River Delta; "Jointly grasp the great protection, coordinate and push forward the great governance", and let the Yellow River become the happy river for the benefit of the people. General Secretary Xi Jinping has carried out a series of major deployments for the regional major strategy, leading the various regions to break the mindset of "one mu three points", find the right position, give full play to their advantages, and interact with each other. To continuously inject new vitality into promoting high-quality economic development. China's full of vigour and majestic and grand development of regional coordination has been presented in the new era of Xi Jinping's socialist ideology. Major progress has been made in infrastructure and ecological environment construction in the western region, and a new pattern of key development in advantageous regions and key protection in ecological functional areas is taking shape; Northeast China has accelerated the construction of a modern economic system, and the old industrial base is full of new vitality; The proportion of the central region's total economic output in the country has further increased, and the function of the region as a new driving force for national modernization and economic growth has been further highlighted; The eastern region has been the first to try, the level of economic and social modernization has been further improved, and the international competitiveness has been further enhanced... We have insisted on playing a good game of chess for the whole country. The "four plates" of the East, central and western regions and the Northeast complement each other and go hand in hand. We have strengthened the overall planning of land and sea, and regional development has been more balanced and coordinated. We have built a well-off society in all respects on the land of China, It has laid a solid foundation for solidly promoting common prosperity. Under the guidance of Xi Jinping's new socialist ideology with China's characteristics, the major strategies for regional development are promoted with high quality, and the development momentum and vitality of various regions are strong. The coordinated development of Beijing, Tianjin and Hebei has taken solid steps, and the spatial layout and economic structure have been optimized and improved; The ecological and environmental protection of the Yangtze River economic belt has undergone turning changes, and historic achievements have been made in economic and social development; The hard and soft links in Guangdong, Hong Kong and Macao have been strengthened, and the cooperation between the three places has been more in-depth and extensive; The process of regional integration in the Yangtze River Delta has accelerated, the national development is strong and active, the growth pole and the national sample area of high-quality development has taken the lead in basically realizing; Ecological protection and high-quality development in the Yellow River Basin have made a solid start, and a regional layout of high-quality development with distinctive characteristics in the Yellow River Basin is taking shape. All localities are not only based on their own comparative advantages, but also integrated into the overall situation of national development, showing a vivid situation of rational division of labor and complementary advantages, which provides a solid support for implementing the new development concept, building a new development pattern and promoting high-quality development. "Those who do not seek immortality are not enough to seek a moment; those who do not seek the overall situation are not enough to seek a region." with the in-depth promotion of the regional coordinated development strategy, a magnificent picture of rational division of labor, complementary advantages and complementing each other is slowly unfolding in China. On the new path, under the firm leadership of the CPC Central Committee with Comrade Xi Jinping as the core, we will fully implement the tasks of the regional coordinated development strategy and join together to achieve the goal of top-level design. We will certainly play the advantages of all parts, achieve coordinated development and form a comprehensive force, and build China into a socialist modern power and realize the great dream of the great rejuvenation of the Chinese nation. (outlook new era)