Summary · why it matters
On the morning of July 29, tech stocks continued to correct, with semiconductors and computing power sectors leading the decline. The STAR 50 Index fell more than 4.5 percent. Several heavyweight stocks with market caps in the hundreds of billions of yuan hit their daily limit down during the session, including GigaDevice, Dongshan Precision, Unisplendour, Tongfu Microelectronics, and Yoke Technology. Companies such as Advanced Micro-Fabrication Equipment, Semiconductor Manufacturing International Corporation, Hua Hong Semiconductor, and Cambridge Technology also saw sharp declines. Among them, memory chip leader GigaDevice opened lower and quickly hit limit down, trading at 351.57 yuan, with a latest market cap of 246.7 billion yuan and a turnover of 12.5 billion yuan, temporarily ranking first in the A-share market. This marks the stock's second consecutive trading day hitting limit down.