Group 1 - The core focus of the news is the collaboration between Swire Properties and Lujiazui Group to develop two super Grade A office buildings, "Qiantan Plaza One" and "Qiantan Plaza Two," as part of the expanded Qiantan Taikoo Li integrated development project in Shanghai [1] - The total construction area of the two office buildings is approximately 125,600 square meters, with Qiantan Plaza One offering 30 floors of office space and Qiantan Plaza Two providing 24 floors [1] - The expansion project of Qiantan Taikoo Li covers a total area of 63,800 square meters, with a planned above-ground and underground total construction area of about 381,000 square meters, including a retail area that has increased to 267,000 square meters, effectively doubling the existing retail space [1] Group 2 - The two office buildings will be seamlessly connected to the expanded retail podium and the existing Qiantan Taikoo Li shopping mall through underground passages and sky bridges, allowing users to reach Qiantan Taikoo Li within a five-minute walk [2]