极限逆转！周期领衔，化工ETF劲涨2%，大金融助攻，百亿金融科技ETF出手！港股AI尾盘反击，513770水下拉起

Core Viewpoint - The Chinese asset market experienced a significant reversal on October 23, with both Hong Kong and A-share markets ending their downward trends, driven by strong performances in the chemical and financial sectors. Group 1: Market Performance - The Hong Kong market saw the Hang Seng Index and the Hang Seng Tech Index both end their five-day losing streaks, with a notable increase in trading volume [1] - A-shares also rebounded, with the Shanghai Composite Index and the ChiNext Index both closing in the green, supported by a surge in cyclical stocks [1] - The total trading volume in A-shares reached 1.66 trillion yuan, marking a new low since August 6 [1] Group 2: Sector Highlights - The chemical sector showed strong performance, with the Chemical ETF (516020) rising by 2.06%, driven by significant gains in fluorochemical stocks [5][7] - The financial technology sector also saw a rebound, with the Financial Technology ETF (159851) reversing earlier losses to close nearly 1% higher, supported by strong performances from internet brokerage firms [9][12] - The Hong Kong Internet ETF (513770) experienced a late surge, closing up 1.02%, reflecting positive sentiment towards major tech stocks like Alibaba and Tencent [13][14] Group 3: Investment Opportunities - The Chemical ETF (516020) is noted for its low price-to-book ratio, indicating potential for long-term investment as it covers various segments of the chemical industry [7][8] - The Financial Technology ETF (159851) is highlighted for its strong liquidity and significant net inflows, suggesting renewed investor interest [9][12] - The Hong Kong Internet ETF (513770) is positioned as a core asset for long-term investment, benefiting from the ongoing AI narrative and strong performance of its major holdings [14][15]