China's A-share market closed sharply lower on November 12, with the ChiNext Index plunging 2.44% after gaining nearly 2% earlier in the session. The Shanghai Composite dropped 0.67%, while the Shenzhen Component fell 1.68%. More than 4,600 stocks declined market-wide, and combined turnover across the Shanghai and Shenzhen exchanges reached 1.93 trillion yuan, up 255.8 billion yuan from the prior trading day. Computing-power chip stocks bucked the broader selloff, with Tianpu Co. logging a third consecutive limit-up, Cambricon rising over 8%, and Enflame Technology surging more than 13% to a record high since listing. The gas sector also traded actively, led by Dongfang Huanyu's fourth straight limit-up and Hongtong Gas hitting its daily ceiling. Retailers Guangbai Co. and Ningbo Zhongbai both closed at limit-up. On the downside, precious metals names slid broadly, including Shanjin International, Chifeng Gold, Western Region Gold, and Shandong Gold. AI animated-drama concept stocks reversed sharply, with Shanghai Film hitting limit-down and Huace Film & TV falling over 10%.