Japan's Nikkei sags as Nvidia curbs drag down chip shares
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Japan's Nikkei share average fell for the first time this week on Wednesday as chip-sector shares sank after Nvidia said the U.S. government is limiting exports of its key chip to China. Chip-testing equipment maker Advantest, an Nvidia supplier, was the Nikkei's second-worst performer with a 6.6% tumble. Chip-making equipment manufacturer Disco tanked 8%. The tech-heavy Nikkei lost 1% to close at 33,920.40, while the broader Topix dipped 0.6%. Precision equipment makers dropped 2.1% as a sector, putting them among the worst performers from the Tokyo Stock Exchange's 33 industry groupings. The H20 artificial intelligence chip, targeted by the U.S. government, is currently Nvidia's most advanced chip for sale in China and is central to its efforts to stay engaged with China's booming AI industry. Live Events Nvidia has been a key focus of U.S. export controls as officials attempt to keep the most advanced chips from...