Nvidia Corp. and Advanced Micro Devices Inc. plan to resume sales of some AI chips in China after securing Washington’s assurances that such shipments would get approved, a dramatic reversal from the Trump administration’s earlier stance on measures designed to limit Beijing’s AI ambitions.

Financial Times is reporting that $1 billion worth of NVIDIA AI chips were smuggled into China in the three months after the Trump administration tightened semiconductor export controls. Citing sales contracts,