Closing Review: The Shanghai Composite Index fell by 1.7%, breaking below the 4000-point mark. Precious metals, semiconductor, and copper cable high-speed connection sectors led the decline.

The three major indexes of A-shares fell collectively today. As of the close, the Shanghai Composite Index fell by 1.7%, the Shenzhen Component Index fell by 3.22%, and the Growth Enterprise Index fell by 3.69%. The Beixin 50 Index rose by 1.33%, while the Science and Technology Innovation 50 Index fell by 4.3%. The total market turnover was 2.8233 trillion yuan, a decrease of 277.3 billion yuan compared to the previous day, with over 4500 stocks falling across the entire market. In terms of sectors, the construction machinery, oil and gas exploration and services, and banking sectors rose, while the precious metals, copper cable high-speed connection, semiconductor, consumer electronics, and CPO sectors experienced the largest declines. On the market, the construction machinery sector opened low but rose steadily, with Wantong Hydraulic rising by over 17%, and Weibo Hydraulic, Wandaxing Bearing, Sany Heavy Industry, and XCMG Machinery leading the gains. The oil and gas exploration and services sector was active, with Keli Corporation rising by over 14%, and China National Offshore Oil, Tongyuan Petroleum, QNP Coretrust, and Zhongman Petroleum leading the gains. The banking sector showed strength, with China CITIC Bank leading the sector, and Agricultural Bank, Industrial and Commercial Bank, and Bank of Nanjing leading the gains. The precious metals sector was weak throughout the day, with Sichuan Gold falling by over 8%, and Xingye Yinxin, Shangjin International, and Chifeng Gold leading the declines. The copper cable high-speed connection sector opened low and remained sluggish, with Huilv Ecological and Yihua Corporation hitting the limit down, and Yidon Electronic, Yutai Microelectronics, and Shenyu Corporation leading the declines. The semiconductor sector saw a deep adjustment, with stocks like Xinxiang Micro, Dongwei Semi, and Yandong Micro falling by over 10%.