港股半导体板块午后跌幅扩大，华虹半导体跌超11%

Core Viewpoint - The semiconductor sector in Hong Kong experienced a significant decline in stock prices, with major companies facing substantial losses in their share values [1] Company Summaries - Hua Hong Semiconductor saw a drop of over 11% in its stock price [1] - SMIC (Semiconductor Manufacturing International Corporation) experienced a decline of more than 5% [1] - Hongguang Semiconductor's stock fell by over 4% [1] - Other companies such as Shanghai Fudan and Jingmen Semiconductor also followed the downward trend [1]