Core Viewpoint - The U.S. government has significantly cut off certain American companies from selling semiconductor design software to China, impacting firms like Cadence, Synopsys, and Siemens EDA [1] Group 1: Export Restrictions - The U.S. has also suspended exports related to jet engine technology and certain chemicals to China [1] - The U.S. Department of Commerce is reviewing exports deemed strategically significant to China and has suspended existing export licenses in some cases [1] Group 2: Reactions from China - China's Ministry of Commerce has criticized the U.S. for abusing export control measures, claiming it harms the legitimate rights of Chinese companies and threatens the stability of the global semiconductor supply chain [1] - The Chinese government warns that unilateral protectionist actions by the U.S. will ultimately damage its own industrial competitiveness [1] - If the U.S. continues to harm Chinese interests, China will take resolute measures to protect its legitimate rights [1]