多国领导人齐聚天津参加上合峰会，美国突然宣布制裁中国两家能源企业，背后较量比表面深？

Group 1 - The upcoming Shanghai Cooperation Organization (SCO) summit in Tianjin is expected to be the largest in history, with over 20 national leaders attending, including the UN Secretary-General [1][2] - The participation of non-member countries such as Indonesia, Vietnam, and Malaysia indicates a strong interest in economic cooperation rather than political alignment [3][5] - The presence of UN Secretary-General António Guterres adds significant weight to the summit, symbolizing international recognition of the SCO and the emergence of a new multilateralism [7] Group 2 - The timing of the U.S. sanctions against two Chinese energy companies, accused of assisting Iran in oil transportation, raises questions about the effectiveness of such measures in the face of growing international cooperation [9][12] - Countries are prioritizing economic benefits from the SCO over U.S. sanctions, as evidenced by leaders like Turkey's Erdoğan attending despite NATO affiliations [11] - The SCO's focus on practical cooperation in areas like energy, digital economy, and supply chain stability contrasts sharply with the U.S. approach, which has been criticized for lacking concrete projects [11][12] Group 3 - The SCO's inclusive approach allows for participation from various countries, regardless of their membership status, emphasizing collaboration over ideological divides [16][19] - The summit reflects a shift in global economic power towards Asia, with the SCO representing a significant portion of global GDP and resources [22][26] - The Tianjin summit may mark a pivotal moment in establishing the SCO as a viable alternative for global governance, characterized by inclusivity and mutual respect [28][30]