港股收评：恒生指数涨2.15%，恒生科技指数涨2.2%，阿里巴巴涨超18%

Group 1 - The Hang Seng Index closed up 2.15% on September 1, indicating a positive market sentiment [1] - The Hang Seng Tech Index increased by 2.2%, reflecting strong performance in the technology sector [1] - Pharmaceutical stocks saw significant rebounds, with MicroPort Medical rising over 20%, WuXi Biologics up over 8%, and WuXi AppTec increasing by over 7% [1] Group 2 - Technology stocks performed well, with Alibaba surging over 18% and SMIC rising nearly 5% [1] - Gold stocks experienced a collective surge, with Zijin Mining increasing by over 7% [1]