阿里夸克正推进一项AI业务，恒生科技指数ETF(159742)大涨超2%，连续7日“吸金”合计超2.2亿元

Core Viewpoint - The Hang Seng Tech Index has shown strong performance, with significant increases in individual stocks such as Bilibili and Horizon Robotics, indicating a positive trend in the tech sector [3][4]. Group 1: Market Performance - As of October 21, 2025, the Hang Seng Tech Index rose by 2.44%, with notable gains from Bilibili-W (up 8.40%), Horizon Robotics-W (up 4.84%), and SMIC (up 4.39%) [3]. - The Hang Seng Tech Index ETF (159742) increased by 2.09%, with a latest price of HKD 0.83 [3]. - Over the past three months, the Hang Seng Tech Index ETF has accumulated an increase of 8.26%, ranking 1st among comparable funds [3]. Group 2: Liquidity and Fund Flows - The Hang Seng Tech Index ETF had a turnover of 5.29% during the trading session, with a transaction volume of HKD 2.44 billion [3]. - The average daily transaction volume for the ETF over the past month was HKD 7.49 billion [3]. - Southbound capital inflows accelerated last week, totaling HKD 450.89 million, compared to HKD 26.45 million the previous week, indicating a potential "bottom-fishing" trend [3]. Group 3: Company Developments - Alibaba's AI flagship application, Quark, is reportedly advancing a secret AI project known as "C Plan," which is expected to yield its first results soon [3]. - Tencent, Weibo, and Bilibili are actively exploring content and AI search models, with strong performance in advertising [4]. - Kuaishou maintains a leading position in AI technology, showing significant progress in commercialization [4]. Group 4: Fund Size and Inflows - The latest size of the Hang Seng Tech Index ETF reached HKD 44.28 billion [4]. - The ETF's latest share count reached 5.494 billion, marking a one-year high [4]. - Over the past week, the ETF experienced continuous net inflows, with a peak single-day net inflow of HKD 138 million, totaling HKD 221 million in net inflows [4]. Group 5: Index Composition - As of October 8, 2025, the top ten weighted stocks in the Hang Seng Tech Index include Alibaba-W, SMIC, Tencent, and others, collectively accounting for 69.87% of the index [5].