On the afternoon of January 31, the Political Bureau of the CPC Central Committee conducted the second collective study on accelerating the construction of a new development pattern. Only by accelerating the construction of a new pattern of development can we consolidate the foundation of China's economic development, enhance the security and stability of development, enhance China's viability, competitiveness, development and sustainability in all kinds of predictable and unpredictable storms and waves, ensure that the great rejuvenation process of the Chinese nation is not delayed or even interrupted, and successfully achieve the goal of building a socialist modern power in all respects. This collective study of the Political Bureau of the CPC Central Committee was conducted by the comrades of the Political Bureau of the CPC Central Committee, who taught themselves and exchanged their work experience. Comrade Yin Li, Liu Guozhong, He Lifeng, Zhang Guoqing, Chen Jining and Huang Kunming made speeches in combination with their respective fields and local work. He pointed out that in recent years, the construction of a new development pattern has been steadily promoted, and some achievements have been achieved. The ideological consensus has been constantly consolidated, the work foundation has been constantly consolidated, and the policy system has been constantly improved. However, there is still a long way to go to fully build a new development pattern. We should adhere to the problem-oriented and systematic concept, strive to overcome the main contradictions and problems that restrict the acceleration of the construction of a new development pattern, comprehensively deepen reform, promote practical innovation and institutional innovation, and constantly promote advantages, complement weaknesses, and strengths. We will resolutely implement the outline of the strategic plan for expanding domestic demand, form a complete domestic demand system as soon as possible, and strive to expand consumption demand supported by income, investment demand with reasonable returns, and financial demand with principal and debt constraints. We will establish and improve a long-term mechanism to expand residents' consumption, so that residents can consume with a stable income, dare to consume without worrying about the future, and have a strong desire to consume with a good consumption environment. We will improve the investment expansion mechanism, expand effective investment space, appropriately advance the deployment of new infrastructure construction, expand investment in high-tech industries and strategic emerging industries, and continue to stimulate the vitality of private investment. We will continue to deepen supply-side structural reform, continue to promote scientific and technological innovation and institutional innovation, break through supply constraints, blockages and vulnerabilities, enhance the competitiveness and security of the industrial chain supply chain, adapt to meet existing needs with independent, controllable and high-quality supply, and create and lead new needs. We will improve the new nationwide system, strengthen the national strategic scientific and technological forces, optimize the allocation of innovative resources, and make China a global leader in important scientific and technological fields, a pioneer in frontier and cross-cutting fields, and strive to become a major scientific center and innovation highland in the world as soon as possible. Realize the effective linkage of the strategy of rejuvenating the country through science and education, the strategy of strengthening the country through talent, and the innovation-driven development strategy, adhere to the integration of education development, scientific and technological innovation, and talent training, and form a virtuous circle; Adhere to the integrated design of original innovation, integrated innovation and open innovation to achieve