Group 1 - The Chengdu metropolitan area is becoming a focal point for investment from the Yangtze River Delta, as evidenced by a recent investment promotion conference themed "Hand in Hand with Urban Circles, Sharing New Opportunities" [3] - Companies such as Qingtao Energy and Jiangyin Nanguang Forging are establishing operations in Chengdu and Deyang, respectively, due to the region's advanced manufacturing base and favorable industrial ecosystem [4][5] - Chengdu's metropolitan area has achieved significant economic growth, with a comprehensive strength ranking first in the central and western regions of China, and a high level of urban integration [5][6] Group 2 - The Chengdu metropolitan area is characterized by deep industrial integration, promoting collaboration through models like "headquarters + base" and "R&D + manufacturing," leading to the establishment of 21 national-level industrial clusters [5][6] - The region's business environment is highlighted as a key factor for investors, with efficient government responses and support for project implementation being crucial for companies [7][10] - Companies are increasingly recognizing Chengdu as a vital investment hub in the western region, citing geographical advantages, government support, and the collaborative effects of the metropolitan area as key reasons for their investment decisions [10][11]

Core Viewpoint - The Nanjing metropolitan area is entering a new phase of development planning, with a projected GDP exceeding 5.4 trillion yuan in 2024, positioning it among the top metropolitan areas in China [1][3]. Group 1: Development Planning - The modern metropolitan area planning began in 2019, with the National Development and Reform Commission (NDRC) issuing guidelines for the cultivation and development of modern metropolitan areas [3]. - As of now, there are 17 national-level metropolitan areas approved by the NDRC, including Nanjing, Fuzhou, Chengdu, and others, with many initiating new planning cycles [3][4]. - The focus of the new planning includes spatial layout, cooperation mechanisms, and urban integration [3]. Group 2: Urban Integration and Collaboration - Nanjing is transitioning from "geographical proximity" to "functional enhancement," emphasizing integrated transportation, industrial collaboration, public service co-construction, and cross-provincial governance [4][6]. - The metropolitan area is recognized for its advanced urban integration, with efficient transportation links allowing for 30-minute commutes to core cities like Zhenjiang and Yangzhou, and 1-hour commutes to cities like Chuzhou and Ma'anshan [6]. - However, there are identified shortcomings in transportation efficiency, industrial homogeneity, and public service availability that need to be addressed in the new planning [6][8]. Group 3: Key Focus Areas for New Planning - The new planning emphasizes transportation integration through "railway metropolitan areas," aiming for a one-hour commute and improved connectivity [8]. - In terms of industry, the focus is on strengthening the "headquarters + base" model to promote cross-regional industrial chain integration [8][9]. - Public service improvements are also a priority, including the distribution of educational and healthcare resources, as well as social security integration [8][9]. Group 4: Policy and Market Dynamics - The central government has shifted its urban development focus from "incremental expansion" to "quality enhancement," emphasizing coordinated development across various sectors [9]. - The effectiveness of the new metropolitan area planning will depend on the establishment of an "effective market" and the practical implementation of policies that support sustainable industry [9][12]. - The recent approval of the Hefei metropolitan area as a pilot for market-oriented reform highlights the potential for broader regional coordination and resource optimization [11][12]. Group 5: Lessons from Existing Metropolitan Areas - Existing metropolitan areas provide valuable lessons for new and future metropolitan areas, particularly in addressing industrial imbalances and administrative barriers [13]. - The relationship between central and surrounding cities is crucial, with successful examples demonstrating the importance of resource sharing and collaborative development [13][14]. - The dual circulation of public services, as seen in Wuhan, showcases effective strategies for talent distribution and service enhancement across metropolitan areas [14].