台积电(TSM.US)跌超1.3%，报235.87美元。据台媒，台积电内部爆出疑似技术外泄事件。知情人士指出，部分前员工在任职期间，违规取得2纳米芯片制程的关键技术，涉案人员已遭解职。台湾地区相关监管机构已于7月25至28日陆续传唤、拘提涉案3名工程师。台积电预计今年底前量产2纳米芯片，该技术被视为现阶段全球最先进的芯片制造工艺。(格隆汇)
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