港股内房股持续走强，融创中国涨超20%

Group 1 - The core viewpoint of the article highlights the strong performance of Hong Kong real estate stocks, with notable increases in share prices for several companies [1] Group 2 - Sunac China experienced a rise of over 20% in its stock price [1] - Kaisa Group and China Aoyuan both saw their stock prices increase by more than 15% [1] - Other companies such as R&F Properties, Vanke Enterprises, and Yuexiu Property also reported significant gains [1]