A股半导体板块震荡回升，国芯科技涨超10%

Group 1 - The A-share semiconductor sector experienced a rebound on February 5, with notable gains in several stocks [1] - Guoxin Technology saw an increase of over 10%, indicating strong market interest [1] - Other companies such as Yandong Micro, Ashi Chuang, Chip Source Micro, Fuman Micro, Yangjie Technology, and JieJie Microelectronics also followed the upward trend [1]