Taiwan joined a yearslong US campaign to curtail China’s technological ascent when it blacklisted the country’s AI and chipmaking champions, an unprecedented step that may signal a resurgent effort to isolate its powerful neighbor’s semiconductor sector.

The International Trade Administration of Taiwan added Huawei and SMIC to its "Strategic High-Tech Commodities Entity List," including a host of their subsidiaries. Huawei and SMIC, two of China's leading semiconductor companies,

Chinese companies Huawei and SMIC may have a difficult time accessing resources needed to build AI chips, due to Taiwanese export controls.