H20 chips are raising security concerns in China, according to a social media post linked to the country's state media. The account, Yuyuan Tantian, which is connected to state broadcaster CCTV, expressed worries about potential backdoor access in these chips in an article shared on WeChat on Sunday.

Nvidia’s H20 chips, designed specifically for China, have been labeled unsafe and environmentally unfriendly by the country’s state media.

Washington in July cleared Nvidia to resume sales of the H20 chips to China, reversing an effective April export ban. Beijing has since sought supporting documentation on potential risks, including vulnerabilities,