Group 1 - The core viewpoint of the news is the optimization of the trading calendar for the Shanghai-Hong Kong Stock Connect, which aims to enhance market activity and investor protection by increasing the number of trading days for both mainland and Hong Kong investors [1][2][3] - The optimization will lead to an increase of 9 trading days for the Hong Kong Stock Connect and 5 trading days for the Shanghai Stock Connect annually, thereby improving trading continuity and reducing holding risks for investors [2][3] - The move is expected to deepen the interconnection between the two capital markets and expand the channels for cross-border RMB fund flows, further establishing Hong Kong as a more profound international financial center [1][6] Group 2 - As of August 12, 2023, the trading volume for the Shanghai Stock Connect has reached 14.54 trillion yuan this year, with a cumulative total of 82.37 trillion yuan since its inception, indicating significant market activity [2] - The number of mutual trading days will be fully opened, allowing for more investment opportunities and better risk management for investors [3][4] - Public funds play a significant role in the Shanghai-Hong Kong Stock Connect, with 4,521 equity funds in mainland China having a total scale of 3.53 trillion yuan available for investment in Hong Kong stocks [4]