China Blacklists Researcher That Exposed Huawei Chip Secrets (2)

China has added prominent research firm TechInsights to its Unreliable Entity list, shutting out the Canadian teardown specialist that helped expose the inner workings of Huawei Technologies Co.’s AI chips.

TechInsights will be barred from doing business with organizations or individuals in China, alongside a raft of other companies including some drone providers, according to a Ministry of Commerce statement on Thursday.

The Canadian company has played a key role since 2023 in uncovering some of Huawei’s most closely guarded technological secrets, while also exposing its reliance on foreign chips despite years of effort to replace American circuitry. Known ...