<p>➀ The U.S. Department of Commerce's BIS banned the use of Huawei’s Ascend 910B/C/D AI chips, claiming they utilize U.S. technology, with violators facing severe penalties;</p><p>➁ Huawei’s Ascend 910C-based servers reportedly outperform NVIDIA’s most powerful GPUs, but production shortages limit their availability even for Huawei itself;</p><p>➂ BIS revoked the AI Diffusion Rule and plans new regulations, potentially easing restrictions for U.S. companies exporting AI chips to China.</p>