Group 1 - The core requirement for individual investors to participate in the Hong Kong Stock Connect is to meet a minimum asset threshold of 500,000 RMB in their securities and funds accounts over the past 20 trading days, excluding liabilities from margin trading [1] - Investors must hold a valid A-share securities account, which is a prerequisite for obtaining Hong Kong Stock Connect trading permissions, and must have a normal account status without any restrictions [1] - A minimum trading experience of 24 months in A-shares is required to ensure investors are familiar with basic trading rules and processes [1] Group 2 - Investors must undergo a risk tolerance assessment, as Hong Kong Stock Connect trading is classified as a medium to high-risk investment, and only those with a positive risk assessment can open the trading permissions [1] - Compliance requirements include having no serious negative credit records and not being listed as a defaulter, as well as not being subject to any legal or regulatory restrictions on participating in Hong Kong Stock Connect trading [2] - Securities companies will verify the compliance status of investors during the account opening process to ensure they meet the basic qualifications for participating in Hong Kong Stock Connect trading [2]

Group 1 - The Hong Kong Stock Connect serves as a crucial mechanism for connecting the mainland and Hong Kong stock markets, providing a legal channel for mainland investors to participate in Hong Kong stock trading [1] - Investors must meet specific account opening conditions, including having a valid mainland securities account and a corresponding funds account for trading [1] - A minimum asset balance of RMB 500,000 is required in the investor's securities and funds accounts over the 20 trading days prior to applying for the Hong Kong Stock Connect [1][2] Group 2 - Investors are required to have at least 2 years of trading experience in A-shares, calculated from the date of the first transaction in their A-share account [2] - A risk assessment and suitability matching process must be completed, including passing a specialized risk assessment test organized by the securities company [2] - Investors must have a compliant credit status, with no severe negative credit records or being listed as a defaulter or banned from the securities market [2]