Group 1 - The real estate sector showed strong performance, with the CSI 800 Real Estate Index rising by 2.68% as of 10:49 AM on September 26 [1] - Leading stocks included China Merchants Shekou, which surged by 5.53%, followed by Binjiang Group at 4.58%, and New Town Holdings at 3.26% [1] - The only ETF tracking the CSI 800 Real Estate Index, the real estate ETF (159707), saw an increase of 3.01%, with a trading volume exceeding 67 million yuan and a net subscription of 18 million units [1] Group 2 - A new round of housing market regulation in Shanghai has shown significant short-term effects, with new home transaction volumes increasing by over 30% in the first week and a total increase of 19% compared to the previous month [1] - According to Zhongyin Securities, structural policy relaxations in major cities like Beijing, Shanghai, and Shenzhen may lead to a short-term rebound in the real estate market [3] - The real estate ETF (159707) tracks the CSI 800 Real Estate Index, which includes 13 leading real estate companies, demonstrating a high concentration of top-tier firms with over 90% weight in the top ten constituents [3]