Abstract: The essence of economic development is to use transformation to update the development concept, transform the strategy of economic development, reshape the power of economic development, innovate the path of economic development, and constantly seek new development processes. In the 70 years since the new China, China’s large-scale multi-level transformation and development has eight latitudes: the transition from a large agricultural country to a modern industrialized country, the transition from a planned economic system to a market economic system, and the transition from quantitative development to quality-effective development. The transition from a single economic structure to a diversified economic structure, from the conflict between man and nature to harmonious symbiosis, from the transition of " national wealth priority” to " the priority of the people’s wealth”, the transformation from the number catch-up strategy to the quality catch-up strategy, The transition from closed development to open development. Moreover, it has been innovated in theories of the path, dynamics, methods, structure, wealth, goals, strategies, and openness of economic development.