投资收益大幅提升，2023全年业绩强韧

Investment Rating - The report maintains a "Buy" rating for the company, suggesting investors actively monitor it [1][2]. Core Views - The company's performance in 2023 is robust, with revenue and other income reaching HKD 20.516 billion, an 11% increase from 2022, second only to the record set in 2021 [1][2]. - Key developments in the Shanghai-Hong Kong Stock Connect include expanding the range of stock eligible for trading, optimizing the trading calendar, introducing block trading, and launching the HKEX Synapse platform driven by smart contracts [1][2]. - The company's investment income significantly improved, with net investment income of HKD 1.487 billion in 2023, compared to a loss of HKD 48 million in 2022 [1][2]. Financial Performance Summary - In 2023, the company's revenue and other income were HKD 20.516 billion, up 11% year-on-year, with major business revenue increasing by 3% [1][3]. - The EBITDA margin was 73%, up 1 percentage point year-on-year, and the profit attributable to shareholders was HKD 11.862 billion, an 18% increase year-on-year [1][3]. - The average daily trading volume in the Hong Kong market decreased by 16% to HKD 105 billion, while the Shanghai-Hong Kong Stock Connect showed resilience with average daily trading volumes of RMB 108.3 billion and HKD 31.1 billion for northbound and southbound trading, respectively [2][3]. Key Financial Metrics - Revenue and other income (billion HKD): 2023A: 202.7, 2024E: 215.3, 2025E: 229.0, 2026E: 244.2 [3]. - Net profit attributable to shareholders (billion HKD): 2023A: 118.6, 2024E: 124.0, 2025E: 132.1, 2026E: 141.1 [3]. - Return on Equity (ROE) (%): 2023A: 23.5, 2024E: 23.9, 2025E: 24.8, 2026E: 25.8 [3].