南向资金单日超百亿净买入，阿里、小米包揽加仓TOP2！关注低估港股科技，513770连续吸金逾5亿元

Core Viewpoint - The Hong Kong stock market experienced a collective decline on November 5, influenced by a drop in U.S. stocks, with the Hang Seng Tech Index falling over 2% at one point, although losses narrowed in the afternoon [1]. Group 1: Market Performance - The Hang Seng Tech Index saw significant volatility, reflecting broader market trends influenced by U.S. stock performance [1]. - Southbound funds showed strong buying interest, with a net purchase of HKD 10.373 billion on the day, particularly in Alibaba and Xiaomi, which attracted net inflows of HKD 0.891 billion and HKD 0.651 billion, respectively [2][3]. Group 2: Fund Flows - Year-to-date, southbound funds have accumulated a net inflow of nearly HKD 1.3 trillion, marking a historical high for annual net inflows and becoming a crucial support for the Hong Kong stock market [3]. - As of November 4, southbound funds held over HKD 650 billion in Tencent and over HKD 360 billion in Alibaba, indicating strong positions in leading tech stocks [3]. Group 3: Valuation Insights - According to China Merchants Securities, the valuation of the Hang Seng Tech Index remains at historically low levels, with significant room for valuation recovery compared to global indices [4]. - The China Securities Index for Hong Kong Internet stocks has a current P/E ratio of 24.44, which is below the historical average and significantly lower than the Nasdaq 100 and ChiNext indices [4][5]. Group 4: ETF and Investment Trends - The Hong Kong Internet ETF (513770) has seen substantial inflows, with a net inflow of HKD 507 million over the past five days, indicating strong investor interest [6]. - The top holdings in the China Securities Index for Hong Kong Internet stocks include Alibaba, Tencent, and Xiaomi, which together account for over 46% of the index [8].