该模式下企业仅需通过国际贸易"单一窗口"向海关传输一份多式联运申请单就能实现"一次申报、一单贯通"。精简了申报内容，支 持企业灵活换装作业等物流需求，具有申报数据更简练、通关手续更便捷、物流操作更灵活的特点。 海关将"一单制""一箱制"融入多式联运监管新模式，打通沿海港口、边境口岸与内陆腹地的物流通道，实现"港口+铁路+内河"联动 发展。让内陆地区共享港口、口岸开放优势，推动形成沿海内陆协同开放的新格局。 记者从海关总署获悉，1月27日，上海、南京、杭州、宁波、福州、厦门、南昌、青岛、济南、海口、重庆、南宁等海关率先开展 试点。 央视网消息：1月27日，海关总署决定在原有出口铁公联运试点基础上，启动进出口货物海铁联运和水水联运监管模式试点。这将 进一步降低全社会物流成本，畅通国内国际双循环。 ...

Group 1 - The core viewpoint of the news is the launch of the "Central Region Provincial Capital City Cooperation Initiative" aimed at building an international comprehensive transportation hub cluster among six provincial capital cities in Central China [1] - The initiative emphasizes the cooperation principle of "Central Hub, Six Cities Linkage" and sets strategic goals for transportation development [1] - Central China's transportation advantages are highlighted, with high-speed railway operating mileage accounting for 34.5% of the national total, and highway mileage reaching 45,000 kilometers, which is 23.4% of the national total [1] Group 2 - The six cities plan to promote the construction of the "Three Verticals and Four Horizontals" high-speed rail network, aiming for direct travel times such as 4 hours from Wuhan to Taiyuan and 1 hour from Wuhan to Hefei [1] - In aviation, the cities will work together to secure international air rights and develop a dual-hub system between Wuhan Tianhe Airport and Zhengzhou Xinzheng Airport [1][2] - The initiative includes plans for multi-modal transport services and digital transformation of infrastructure to enhance logistics and transportation efficiency [2]