长株潭一体化发展“十四五”成果丰硕，2024年末经济总量突破2.21万亿元，成为湖南高质量发展核心引擎

Core Insights - The Chang-Zhu-Tan urban agglomeration has achieved significant integration during the 14th Five-Year Plan, with the opening of the West Ring Line of the intercity rail transit and seamless connection with Changsha Metro Line 3, reducing commuting time between Changsha and Xiangtan to 20 minutes [2][5] - By the end of 2024, the permanent population of Chang-Zhu-Tan is expected to reach 17.14 million, with an economic output surpassing 2.21 trillion yuan, positioning it as a core engine for high-quality development in Hunan [3] Transportation Connectivity - The intercity rail transit and new Zhuzhou station have been launched, facilitating daily commuting with an average passenger flow exceeding 50,000 [5] - The highway network has been expanded, creating a "half-hour commuting circle" with 1,649 kilometers of highways and major urban roads [6] - Changsha Huanghua International Airport has seen passenger throughput exceed 30 million for the first time, enhancing external connectivity [6] Industrial Collaboration - The region has showcased advanced manufacturing capabilities with models of innovative technologies, highlighting the collaborative industrial ecosystem [7] - Five national-level advanced manufacturing clusters and seven national-level characteristic industry clusters have emerged, with Changsha ranking among the top 100 advanced manufacturing cities in China [7] - Hunan's lithium iron phosphate market share has maintained the global lead for five consecutive years [7] Innovation and Technology - Chang-Zhu-Tan was selected as a national pilot city for industry-education integration, with significant advancements in strategic technology [8] - The region has initiated the construction of global R&D centers and has made strides in agricultural technology and tunnel construction [8] Ecological Protection - The urban agglomeration is home to the world's largest urban green heart, with strict ecological regulations and significant reforestation efforts [9] - Collaborative environmental governance has led to recognition of local rivers as national beautiful river and lake examples [9] Public Services and Quality of Life - The integration of public services has expanded from 59 to 346 cross-regional services, enhancing convenience in education, healthcare, and social security [11] - Public cultural resources have been shared effectively, with millions benefiting from cultural and tourism activities [11] Regional Development Strategy - The Chang-Zhu-Tan urban area is actively integrating into national strategies, collaborating with neighboring regions to enhance service and economic development [12] - The focus remains on becoming a significant growth pole in China, with continued efforts in transportation, industry, ecology, and public services [13]