The United States has intensified efforts to limit China’s access to advanced semiconductor technology, sparking a global tech rivalry.
As tensions escalate, here’s a detailed timeline of the microchip conflict between the two superpowers.
August 2022: Biden’s Chips Act
President Joe Biden signs legislation to bolster US semiconductor production, aiming to counter China’s growing influence in the sector with significant investments.
October 2022: Export Controls Tighten
The US imposes restrictions on high-end chip exports to China, citing national security concerns and aiming to curb Beijing’s military advancements.
December 2022: Chinese Firms Blacklisted
Thirty-six Chinese companies, including leading chip manufacturers, are added to a US blacklist, limiting their access to American technology.
October 2023: Curbs Intensify
Following AI breakthroughs, the US expands restrictions on semiconductor exports to China, targeting a broader range of chips.
December 2024 – January 2025: Final Restrictions
Before the transition of power, the Biden administration enforces new rules to prevent chip supply circumvention to China, with exceptions for allied nations.
January 2025: AI Breakthrough
China’s DeepSeek AI chatbot achieves global recognition, showcasing the country’s rapid advancements in artificial intelligence.
May 2025: Policy Reversal
The Trump administration rolls back some export controls, responding to international calls for access to essential AI technology.
April 2025: H20 Chip Controversy
Nvidia faces licensing hurdles for its H20 chips destined for China, amid fears of use in supercomputers.
July 2025: Sales Resume
Nvidia announces the resumption of H20 chip sales to China after US licensing restrictions are lifted, marking a potential thaw in tensions.