新华社权威快报丨2025年12月18日海南自贸港全岛封关正式启动

Core Viewpoint - The Hainan Free Trade Port is set to officially launch its customs closure on December 18, 2025, marking a significant step in China's commitment to high-level openness and reform [3]. Group 1 - The specific date for the customs closure of Hainan Free Trade Port has been approved by the Central Committee of the Communist Party of China [3]. - The launch date, December 18, holds symbolic significance as it coincides with the anniversary of the Third Plenary Session of the 11th Central Committee, which initiated China's reform and opening-up policy in 1978 [3]. - Preparations will be made in the coming months to ensure that businesses understand the customs closure policies and can conduct relevant business tests [3].