The US had warned China of its plans to update rules on export of the AI chips and chipmaking tools as soon as early October, an official told Reuters news agency. The US Commerce Department, which oversees export controls, is working on an update of export restrictions first released last year. Now, the Biden administration aims to limit access to more chipmaking tools in line with new Dutch and Japanese rules and to close some loopholes in export restrictions on artificial intelligence (AI) chips. According to the US officials, they provided information to Chinese counterparts in recent weeks regarding the...