StocksMedium•25 May 2026•
2 min read

Huawei Chip Breakthrough Drives SMIC Shares 18% Higher

Key Facts

1Huawei unveiled the Tau Scaling Law and LogicFolding architecture to produce advanced chips without relying on Western equipment.
2Huawei plans to produce 1.4nm chips by 2031, placing it approximately five years behind industry leader TSMC.
3SMIC shares surged 18% and Hua Hong Semiconductor hit daily limits following the announcement.

In a move reflecting China's accelerating drive to bypass Western trade restrictions, Huawei has unveiled new technical breakthroughs including the 'Tau Scaling Law' and 'LogicFolding' architecture to produce advanced chips without Western equipment. According to reports, the company plans to reach 1.4nm production by 2031, potentially narrowing its gap with industry leader TSMC to just five years. Markets reacted sharply to the announcement, with SMIC shares surging 18% and Hua Hong Semiconductor hitting its daily upward limit.

This breakthrough arrives at a critical juncture for the global semiconductor sector as Chinese firms seek to compensate for the lack of EUV lithography tools restricted by US sanctions. Per market data, Chinese chipmakers showed significant outperformance today compared to peers like TSM, which faces intensifying regional competition. Analysts suggest that leveraging performance gains through time-scaling rather than traditional geometric shrinking could redefine the industry's approach to overcoming technological blockades.

Regarding current market levels, SMIC (0981.HK) is trading at elevated levels following the May 25, 2026 close, reflecting investor confidence in future manufacturing capacity. Traders should watch for the upcoming Chinese Loan Prime Rate (LPR) decision on May 20, 2026, as per the economic calendar, as financing costs will be pivotal for the massive capital expenditures required to realize Huawei's 1.4nm roadmap.