特朗普当局对中科曙光等禁运 The Trump administration banned sales of U.S. technology to five major Chinese developers of next-generation computers, saying they posed risks to American national security or foreign policy interests. The newly sanctioned entities are the Wuxi Jiangnan Institute of Computing Technology, Sugon of Beijing and three of its affiliates–Higon, Chengdu Haiguang Integrated Circuit, Chengdu Haiguang Microelectronics Technology.