Core Insights - The integration of the Shenzhen metropolitan area is advancing with significant progress in transportation infrastructure, particularly through the development of intercity railways connecting Shenzhen, Dongguan, and Huizhou [1][2][3] Transportation Developments - The Shenzhen-Huizhou intercity railway has achieved dual-line completion, enhancing connectivity within the metropolitan area and enabling a one-hour travel time between Shenzhen Qianhai and Dongguan, Huizhou [1] - The Shenzhen-Shanwei high-speed railway has entered the major construction phase with the launch of the "Longgang No. 3" shield machine, aiming to facilitate a half-hour commute between Shenzhen and Shanwei [2] - The construction of the Guangzhou-Dongguan-Shenzhen intercity railway is progressing, with the segment from Qianhai Station to Huanggang Port officially starting, which will promote intercity and intra-city passenger flow [2] Government Initiatives - The governments of Shenzhen, Dongguan, and Huizhou are actively collaborating on urban integration and infrastructure projects, with plans to enhance transportation, urban management, and industrial cooperation [3][4][5] - The 2024 action plan for the Shenzhen metropolitan area aims to accelerate the construction of key projects, including the Shenzhen-Huizhou intercity railway and the southern extension of the Guangzhou-Dongguan-Shenzhen intercity railway [2][3] Economic Performance - In the first quarter of this year, the GDP growth rates of Shenzhen, Dongguan, and Huizhou exceeded the provincial average, with Shenzhen's GDP nearing 900 billion, Huizhou achieving a nominal growth rate of 12.13%, and Dongguan's foreign trade growing by 21.2% [7]