Group 1 - The core viewpoint is that the full island closure operation in Hainan signifies a new phase in the construction of the free trade port, enhancing international connectivity and facilitating a new round of open-up dividends [1][2] - The closure will transform Hainan into a special customs supervision area, allowing for "one line open, two lines controlled, and free flow within the island," which promotes local high-quality development while maintaining control [1][2] - The "zero tariff" policy will expand from 1,900 to 6,600 categories, covering 74% of goods, significantly reducing corporate costs, particularly benefiting high-end manufacturing and biomedicine industries [1] Group 2 - The processing and value-added policies will lower the threshold for benefits, expanding the scope of beneficiaries and supporting the cultivation of industrial chains and clusters [2] - The establishment of a regional offshore trade center will enable companies to operate global orders without actual transit, significantly reducing transaction costs for international trade enterprises [2] - Traditional advantageous industries, such as tourism retail, will benefit from increased duty-free shopping limits and "zero tariff" policies, attracting more international visitors [3] Group 3 - The closure operation is a long-term task that requires continuous improvement and adaptation to form a policy system compatible with a high-level free trade port [3] - Hainan's free trade port closure is a significant move for China's expansion in the context of rising global protectionism, aiming to become a key gateway for China's new era of opening up [3]