Zheng Quan Shi Bao·2025-07-31 05:48Group 1 - Nvidia's computing chips have been reported to have serious security issues [2] - US lawmakers are calling for advanced chips exported from the US to include "tracking and positioning" features [2] - Nvidia's technology for "tracking and positioning" and "remote shutdown" is reportedly mature [2] Group 2 - The National Internet Information Office of China has requested Nvidia to explain the security risks associated with the H20 computing chip sold to China [2] - Nvidia is required to submit relevant proof materials regarding the security vulnerabilities and backdoor risks of the H20 chip by July 31, 2025 [2] - Following the news, shares of Huawei's HiSilicon concept surged, with Digital China rising over 6% and Zhuoyi Information increasing over 4% [2]