恒生科技指数午后涨幅扩大至1%，华虹半导体(01347.HK)、中芯国际(00981.HK)等领涨成分股。

Group 1 - The Hang Seng Tech Index saw an increase of 1% in the afternoon session, indicating a positive market trend [1] - Leading stocks contributing to this rise include Hua Hong Semiconductor (01347.HK) and SMIC (00981.HK), highlighting their strong performance within the index [1]