The A-share memory chip sector continued to weaken in the afternoon, with North China Microelectronics, Shenzhen Technology, Saiteng Technology, and GigaDevice hitting the daily limit down. Jiangfeng Electronics, Jingsheng Electronics, and Zhongke Feice fell by more than 10%, while Maiwei Technology, Lion Microelectronics, Montage Technology, and MicroNano followed suit.