南向资金净买入额超15亿港元

Group 1 - The core point of the article is that as of September 18, southbound funds have recorded a net inflow exceeding 1.5 billion Hong Kong dollars [1] Group 2 - The net buying amount indicates a strong interest from investors in the southbound market [1] - This inflow could reflect positive sentiment towards specific sectors or companies within the Hong Kong market [1] - The data suggests a potential trend of increasing investment activity from mainland investors [1]