The 20th National Congress of the Communist Party of China proposed to comprehensively promote the great rejuvenation of the Chinese nation with Chinese path to modernization, pointing out a new direction for the development of China's urban agglomeration under the present situation. First, sort out the current domestic and international realities and the evolution of urban agglomeration policies, and discuss the significance and role of promoting the development of urban agglomerations from the perspective of Chinese-style modernization. Secondly, analyze the theoretical logic between Chinese-style modernization and urban agglomeration from the macro, meso and micro levels. Finally, the paper proposes targeted path choices for the strategic advancement of future urban agglomerations from five aspects: cultivating and expanding new driving forces, enhancing comprehensive carrying capacity, promoting the coordinated development of large, medium-sized, and small cities, optimizing spatial layout, and promoting urban-rural integration. This study sheds lights on the future path for promoting the development of urban agglomerations to achieve high-quality development goals.