中央重磅文件点题四大新兴支柱产业，这些城市已领跑→

Core Viewpoint - The article discusses the development of strategic emerging industries in China, including new energy, new materials, aerospace, and low-altitude economy, highlighting the leading cities and regional clusters that are shaping the future economic landscape [3][4]. New Energy - The top cities in the new energy sector are Beijing, Shanghai, Guangzhou, and Shenzhen, with Beijing leading in overall competitiveness due to its strong enterprises and innovation capabilities [6][7]. - Shenzhen ranks first in the production of new energy vehicles, with an output of 2.935 million units in 2024, while West Xi'an excels in photovoltaic and aerospace technologies [7]. - The East China region dominates the new energy city competitiveness list, with 25 cities featured in the top 50 [7]. New Materials - Suzhou ranks first in the new materials industry, supported by significant advancements in advanced metal materials and nanomaterials, contributing to a trillion-yuan industry cluster [9][10]. - The Yangtze River Delta and Pearl River Delta regions are recognized for their innovative applications in new materials, with notable companies in electronic chemicals and automotive materials [10]. Aerospace - Beijing is the leading city in the aerospace sector, benefiting from a concentration of enterprises and financial resources, with 160 commercial aerospace companies receiving funding from 2014 to early 2025 [11][13]. - Other cities like Shanghai, Xi'an, and Chengdu are also emerging as strong competitors in the aerospace industry, forming regional clusters [13][14]. Low-altitude Economy - The low-altitude economy is gaining traction, with Shenzhen, Beijing, and Chengdu leading in development levels, supported by a robust industrial chain [15][16]. - Shenzhen has over 1,900 companies in the low-altitude economy sector, with an expected annual output value exceeding 90 billion yuan in 2024 [17]. - Shanghai focuses on high-end manufacturing and modern services in the low-altitude economy, aiming for a core industry scale of over 50 billion yuan by 2027 [17].