李在明今天结束访华行程：让中韩关系重回正轨

Group 1 - The core message of the news is the emphasis on restoring and enhancing the cooperative relationship between China and South Korea, particularly in the context of economic and technological collaboration [1][2]. - The visit of South Korean President Lee Jae-myung to China marks a significant step towards repairing bilateral relations, with a focus on supply chain cooperation and digital economy to alleviate economic pressures [2][4]. - The two countries have signed 15 cooperation documents in various fields, including technology innovation and economic cooperation, indicating a deepening of mutual interests [2]. Group 2 - China has become South Korea's largest trading partner, with projected trade volume for 2024 estimated at $328.08 billion, reflecting a year-on-year increase of 5.6% [2]. - The trade relationship has evolved from a division of labor to a competitive phase, with trade volume from January to August 2025 showing a slight decline of 0.1% year-on-year, totaling $212.26 billion [2]. - Cultural exchanges are also being prioritized, with plans for visa exemptions for tourists between the two countries, indicating a broader strategy for enhancing bilateral ties [3].