深圳海关、海口海关、湛江海关提前谋划，海南自贸港与粤港澳大湾区“多港如一港” 并行港：一次报关 一箱到底

Group 1 - The core viewpoint of the news is the launch of the Hainan Free Trade Port's full island closure, marking a significant milestone for Hainan's development and presenting major opportunities for regional collaborative development [1] - The "Parallel Port" logistics model has been implemented by Shenzhen Customs, Haikou Customs, and Zhanjiang Customs to optimize shipping routes and cargo allocation among the three ports, enhancing resource connectivity and operational efficiency [2][3] - Under the "Parallel Port" logistics model, 235,000 tons of goods have been jointly supervised by the three customs this year, promoting a virtuous cycle of "logistics promoting trade, and trade promoting industry" [3] Group 2 - The "Parallel Port" logistics model allows for "one declaration, one container" efficiency, significantly improving loading rates from approximately 30% to a potential 80%, while reducing required shipping capacity by over 50% [2] - The model also introduces "Parallel Port + Tax Refund at Departure Port" and "Parallel Port + New Western Land-Sea Corridor" services, which enhance fund turnover efficiency and open new shipping routes for western regions [3] - The "Haikou-Shenzhen" cross-border bonded LNG refueling operation has been normalized, with Shenzhen port receiving approximately 46,000 tons of bonded LNG from Hainan this year, indicating a stable supply capability and meeting the growing demand for clean fuel [4]