四家美国公司因支持中国军事现代化而被列入出口黑名单。 4 US-origin companies added to export blacklist for supporting China's military modernization.

美国将四家中国公司列入出口黑名单，原因是这些公司购买美国原产商品来支持中国的军事现代化努力。 The US has added four Chinese companies to its export blacklist for purchasing American-origin goods to support China's military modernization efforts. 此举遵循了对这些公司的出口申请“推定拒绝”的规定，这意味着他们将来不太可能购买美国原产的产品。 This move follows the "presumption of denial" for applications to export to these firms, meaning that they are unlikely to be able to purchase US-origin items in the future. 这些公司参与向中国军方提供人工智能芯片。 The companies are involved in providing AI chips to the Chinese military.