9月15日恒生指数收盘上涨0.22%，南向资金当日净流入144.73亿港元

Core Points - The Hang Seng Index closed at 26,446.56 points, up by 58.4 points, representing a gain of 0.22% [1][2] - The Hang Seng China Enterprises Index closed at 9,384.76 points, increasing by 19.82 points, with a rise of 0.21% [1][2] - The Red Chip Index closed at 4,364.23 points, down by 33.34 points, reflecting a decline of 0.76% [1][2] - Southbound capital recorded a net inflow of 14.473 billion Hong Kong dollars on the same day [1]