美国连出4拳，只为一件事！特朗普万万没想到，东大这招太高明！

Group 1: U.S. Measures Against China - The U.S. has intensified its crackdown on China despite a temporary truce in the trade war, indicating a long-term strategy to view China as a primary strategic competitor [1] - The U.S. has implemented a comprehensive ban on AI chip exports to China, which includes a policy effective from May 15, 2025, prohibiting global companies from using Huawei's Ascend series chips [2] - The U.S. has pressured major EDA companies like Synopsys, Cadence, and Siemens to stop providing chip design software to certain Chinese clients, initially targeting military-related enterprises [2] Group 2: Aerospace Technology Restrictions - The U.S. has suspended the sale of critical technologies, including jet engine technology, to China, specifically targeting the COMAC C919 project to hinder China's progress in large aircraft manufacturing [7] - Despite these restrictions, China has made significant advancements in aerospace technology, with the CJ1000A engine, which has been in development since 2011, nearing mass production [7] Group 3: Visa Restrictions for Chinese Students - The U.S. announced an increase in visa revocations for Chinese students, particularly in STEM fields, aiming to prevent the influx of high-end talent into the U.S. [8] - This move may inadvertently encourage more Chinese students to pursue education domestically, fostering innovation and development within China [10] Group 4: Geopolitical Strategy - The U.S. is leveraging its "Indo-Pacific Strategy" to disrupt China's regional influence, attempting to use Southeast Asian nations to contain China and provoke regional conflicts [12] - Despite U.S. military deployments in the Indo-Pacific, China's influence in the region continues to grow, as evidenced by its active participation in ASEAN and other diplomatic engagements [12]