Group 1 - The article presents data on the month-on-month and year-on-year changes in housing prices across various cities in China, indicating a general trend of slight declines in residential property prices in many urban areas [1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18] - Beijing's housing price index shows a month-on-month decrease of 0.4% and a year-on-year decrease of 2.4%, with an average index of 96.6 for the year [7] - Cities like Shanghai and Hangzhou exhibit more stable prices, with Shanghai showing a month-on-month increase of 0.3% and a year-on-year increase of 3.9% [15][16] Group 2 - The data indicates that cities such as Tianjin and Tangshan also experienced declines, with Tianjin's index at 99.1 (down 0.9% month-on-month) and Tangshan at 99.2 (down 0.8% month-on-month) [7][8] - The average price index for the year across various cities shows a mixed performance, with some cities like Shenzhen and Guangzhou maintaining relatively stable prices compared to others [4][5][6] - The overall trend suggests a cautious outlook for the real estate market, with many cities experiencing downward pressure on housing prices [1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18]