内房股走强，龙光涨超5%，上海启动收购二手房用于保租房工作

Group 1 - The Hong Kong stock market saw a collective rise in property stocks on February 4, with notable increases including Sunac China up over 6%, Longfor Group and China Resources Land up over 5%, and Yuexiu Property up over 4% [1] - The Shanghai government has initiated a program to acquire second-hand housing for the purpose of providing affordable rental housing, targeting new citizens, young people, university graduates, and various talent groups [1] - The signing event for this initiative included cooperation agreements between the Shanghai branch of China Construction Bank and public rental housing companies in three districts, providing financial support for the acquisition work [1] Group 2 - Sunac China (01918) increased by 6.14% to a price of 1.210 with a total market value of 195.93 billion, showing a year-to-date decline of 7.63% [2] - Longfor Group (03380) rose by 5.93% to 1.430 with a market cap of 81.3 billion, reflecting a year-to-date drop of 20.11% [2] - China Resources Land (01109) saw a 5.21% increase to 31.880, with a market value of 2273.34 billion and a year-to-date gain of 17.21% [2] - Yuexiu Property (00123) increased by 4.68% to 4.700, with a market cap of 189.19 billion and a year-to-date rise of 18.69% [2] - New City Development (01030) rose by 3.92% to 2.650, with a market value of 187.24 billion and a year-to-date increase of 29.27% [2] - China Overseas Development (00688) increased by 3.79% to 14.520, with a market cap of 1589.2 billion and a year-to-date rise of 18.53% [2] - Vanke Enterprise (02202) saw a 3.37% increase to 3.680, with a market value of 439.05 billion and a year-to-date gain of 12.20% [2] - Greentown China (03900) rose by 3.27% to 11.370, with a market cap of 288.75 billion and a year-to-date increase of 34.24% [2] - CIFI Holdings (00884) increased by 3.19% to 0.097, with a market value of 16.61 billion and a year-to-date decline of 39.75% [2] - China Jinmao (00817) rose by 3.55% to 1.750, with a market cap of 236.47 billion and a year-to-date increase of 44.63% [2]