国家有关部门正研究海南岛内居民免税消费进境商品政策，谋划新一轮离岛免税优化政策

Group 1 - The core point of the article is the scheduled launch of the Hainan Free Trade Port's full island closure operation on December 18, 2025, which has been approved by the Central Committee of the Communist Party of China [1] - To enhance the sense of gain for residents on the island, relevant national departments are conducting research on tax policies for certain imported goods for duty-free consumption by residents [1] - The national authorities are also working on a new round of optimization and adjustment of the offshore duty-free policy to improve its attractiveness and promote the return of overseas consumption [1]