突发，美国计划禁用中国传感器！

Core Viewpoint - The article discusses a proposal by U.S. lawmakers to phase out Chinese-made sensors, particularly LiDAR technology, used in autonomous vehicles and critical infrastructure due to national security concerns, highlighting the dominance of Chinese companies in this market [1][2][3]. Group 1: Legislative Actions - U.S. Congressman Raja Krishnamoorthi introduced a bill to gradually eliminate the use of Chinese LiDAR sensors, with a ban on new purchases starting in three years, while allowing exemptions for scientific and cybersecurity research [2][3]. - The bill includes a five-year transition period for existing equipment used in critical infrastructure [2]. Group 2: Market Dominance - Chinese companies dominate the LiDAR market, holding 93% of the passenger vehicle market share and 89% of the overall LiDAR market, according to Yole Group [2][3]. - The report identifies four major Chinese LiDAR manufacturers—Hesai Technology, RoboSense, Huawei, and TuSimple—collectively referred to as the "Big Four," which control 88% of the market [3][6]. Group 3: National Security Concerns - National security organizations warn that Chinese LiDAR could pose hacking risks during conflicts, potentially disabling large areas of the U.S. infrastructure within seconds [3][9]. - The U.S. Department of Defense has listed major Chinese LiDAR manufacturers as entities that assist the Chinese military, indicating a strong governmental stance against these companies [3][8]. Group 4: Ongoing Investigations - In November 2023, a group of 20 U.S. lawmakers urged the Biden administration to investigate all Chinese LiDAR companies for potential sanctions [6]. - The Department of Defense updated its list of Chinese military-related companies, including Hesai Technology, further intensifying scrutiny on these firms [7][8].