海南封关后，鲁比奥通报全球，中美联手时机已到？释放信号强烈

Group 1 - The core point of the article is the simultaneous occurrence of Hainan's free trade port full island closure and U.S. Secretary of State Rubio's statement on the importance of cooperation with China, suggesting a potential shift in U.S.-China relations [1][4][9] Group 2 - Hainan's closure is not about isolation but rather about opening up to global markets, with policies allowing for increased zero-tariff goods from over 1,900 to more than 6,600, covering over 70% of products [3][9] - The closure is a significant move for China, signaling its commitment to openness amid rising global trade protectionism, and aims to make Hainan a hub connecting domestic and international markets [3][9] - Rubio's statement marks a notable shift from his previous hardline stance towards China, indicating a willingness for the U.S. to maintain relations and cooperate with China [4][6] - The timing of Rubio's comments following Hainan's closure suggests a strategic alignment, with both nations recognizing the need for collaboration in areas like clean energy and digital technology [6][9] Group 3 - The article highlights the need for caution, as underlying differences between the U.S. and China, such as the Taiwan issue, still exist, and U.S. domestic political polarization may affect the stability of its China policy [7][9] - Hainan's closure represents China's proactive approach to expanding openness, while Rubio's remarks signal a U.S. adjustment in its strategy towards China, both reflecting a recognition that cooperation is more beneficial than confrontation [9]