Quantitative Models and Construction Methods - **Model Name**: Hang Seng Stock Connect Hong Kong Technology Theme Index (HSSCITI.HI) **Model Construction Idea**: The index focuses on the TMT (Technology, Media, and Telecommunications) sector, ensuring high "technology purity" by excluding industries such as pharmaceuticals, home appliances, and automobiles, which may dilute the thematic investment returns[2][28][29] **Model Construction Process**: 1. The index selects stocks listed in Hong Kong that qualify for Southbound trading under the Stock Connect program[34] 2. It focuses on companies in the technology sector, including software, hardware, semiconductors, and internet services, while excluding non-core technology industries[29][34] 3. The index uses free-float market capitalization weighting, with individual stock weight capped at 10%[34] 4. The index is rebalanced semi-annually to ensure alignment with its thematic focus[34] **Model Evaluation**: The index demonstrates a high level of thematic focus, capturing the growth potential of the TMT sector while avoiding the risks associated with unrelated industries[29][34] Model Backtesting Results - **Hang Seng Stock Connect Hong Kong Technology Theme Index**: - 1-year annualized return: 55.90% - 3-year annualized return: 8.83% - Comparative performance: Outperformed the Hang Seng Index, which had 1-year and 3-year annualized returns of 36.31% and 3.55%, respectively[43] Quantitative Factors and Construction Methods - **Factor Name**: Technology Sector Focus **Factor Construction Idea**: The factor emphasizes the concentration of investments in the TMT sector to maximize exposure to technology-driven growth opportunities[29][34] **Factor Construction Process**: 1. Stocks are selected based on their classification within technology-related industries such as software, hardware, and semiconductors[29][34] 2. Non-technology sectors like pharmaceuticals, home appliances, and automobiles are excluded to maintain thematic purity[29][34] 3. The weighting scheme ensures a balanced representation of sub-sectors within the TMT domain, with significant allocations to internet platforms, hardware, and software companies[29][33] **Factor Evaluation**: The factor effectively captures the growth dynamics of the technology sector while minimizing exposure to unrelated industries, enhancing the thematic investment appeal[29][34] Factor Backtesting Results - **Technology Sector Focus Factor**: - Sector allocation: Information Technology (66.55%), Consumer Discretionary (18.25%), Communication Services (15.20%)[33] - Sub-sector allocation: Hardware (27.35%), Software (25.75%), Semiconductors (13.45%), Media (14.42%)[31][33] - Top contributors: Internet platform companies (e.g., Tencent, Alibaba, Meituan) accounted for approximately 44% of the index weight[29][32]