先进封装指数盘中跌超2%，华天科技跌5.04%

Core Viewpoint - The advanced packaging index experienced a decline of 2.03% on October 22, with several component stocks showing significant drops in value [1]. Company Performance - Huada Technology saw a decrease of 5.04% [1] - Blue Arrow Electronics dropped by 4.18% [1] - Shenzhen Technology fell by 3.57% [1] - Taiji Industry declined by 3.37% [1] - Galaxy Microelectronics also decreased by 3.37% [1]