恒生科技大幅回撤，互联网、银行等紧随其后；恒生医疗逆势大涨

Group 1 - The Hang Seng Index closed down 0.94%, with the technology sector experiencing the largest decline [1] - The Hang Seng Technology Index fell by 1.81%, with notable drops from BYD Co. Ltd. (-3.93%), Alibaba (-3.25%), and NetEase (-2.88%) [3] - The Hang Seng Bank Index also saw a decline of 1.1%, with Standard Chartered down 2.43% and China Construction Bank down 1.42% [3] Group 2 - The Hang Seng Healthcare Index rose by 2.47%, driven by significant gains from companies like CanSino Biologics (+7.31%) and 3SBio (+7.16%) [3] - Other healthcare stocks such as WuXi Biologics and Innovent Biologics also saw increases of 5.92% and 5.38% respectively [3] - More than ten healthcare stocks recorded gains exceeding 3% [3]