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China tightens tech supply chains with Nvidia H200 curbs, software ban

By MLex Staff ( January 15, 2026, 07:33 GMT | Insight) -- China has moved to tighten control over technology supply chains amid a push for self-sufficiency and rising geopolitical tensions, hitting potential buyers of Nvidia’s H200 chips with a customs notice banning imports and separately prohibiting the use of a suite of foreign cybersecurity software. Domestic server makers and technology companies are understood to have recently received a customs notice instructing them to halt imports of Nvidia’s advanced AI processors, it is understood. China has moved to tighten control over technology supply chains amid a push for self-sufficiency and rising geopolitical tensions, hitting potential buyers of Nvidia’s H200 chips with a customs notice banning imports and separately prohibiting the use of a suite of foreign cybersecurity software....

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