$XTALPI(02228.HK) found out why it fell today: The HKEX Tech 100 Index is Hong Kong's first flagship index focusing on technological innovation, covering six cutting-edge fields including artificial intelligence, biopharmaceuticals, and robotics. All constituent stocks are eligible for Stock Connect, providing investors with an efficient allocation tool by tracking the performance of the 100 largest tech companies listed on HKEX to capture investment opportunities in tech and emerging sectors. The index rigorously screens high-growth companies based on R&D investment, innovation capability, revenue growth, and other metrics, while setting a liquidity threshold of over HKD 20 million in average daily turnover. Only the top 100 emerging tech companies are included, offering investors from mainland China and international markets an efficient tool to allocate core hard-tech assets. Jingtai Tech's inclusion signifies strong market recognition of its technological value, platform uniqueness, and commercialization capabilities.