Commentary: CXMT's HBM3E leap gives China's AI chipmakers a new path to scale

CXMT's initiation of HBM3E pilot production marks a critical breakthrough in China's AI chip supply chain, directly alleviating bandwidth constraints that have hindered domestic AI processors, particularly benefiting companies like Huawei Ascend and Cambricon. However, under U.S. export controls, local firms must navigate compliance risks while ensuring supply chain resilience, facing immediate challenges in validation and cost management. Global rivals such as NVIDIA and AMD may respond with accelerated HBM strategies to maintain market dominance. Over the next 12 to 24 months, if HBM3E achieves large-scale production, it will propel domestic AI chips into a performance leap, accelerating self-reliance and reducing reliance on foreign components.