Group 1 - The first batch of affordable housing projects in Jinan, specifically the Chengfa·Qinghe Xinzhu project, has achieved a significant milestone with the early completion of its main structure [1][3] - The project is located in Licheng District, covering a total construction area of approximately 17,000 square meters, and includes one residential building with 191 units, all of which have been sold [3] - The project also includes 78 underground parking spaces, with an average selling price of approximately 30,000 yuan per space, and is expected to be delivered by the end of June 2027 [3] Group 2 - The construction team faced various challenges, including construction interference and high water table geological conditions, but successfully completed the main structure after over 400 days of collaboration [3] - The project adheres to national standards and green building regulations, emphasizing quality control throughout the construction process, particularly in areas such as exterior insulation and interior decoration [3] - The team is focused on accelerating the progress of subsequent works, including decoration and municipal facilities, while ensuring safety and quality [3]