US Considering Actions Against Samsung, Hynix, TSMC in China

The US Department of Commerce is considering revoking recent authorizations for Samsung, SK Hynix, and TSMC to operate in China, which could make it harder for these foreign chipmakers to receive US technology and goods at their Chinese plants. This move is seen as a contingency plan if US-China trade truce efforts fail, and it may benefit Chinese domestic competitors. Shares of US chip equipment companies fell following the report, while Micron's stock rose. The revocations, if implemented, would still allow chipmakers to operate in China under certain conditions, but could complicate their supply chains.