Core Points - The Nanjing Metro Line 10 Phase II has successfully completed track laying and is now in the mechanical and electrical installation and decoration phase [1] - The total length of Line 10 Phase II is 13.35 kilometers with 10 stations, including 6 transfer stations [1] - The Daxiaochang Station is a major transfer station, approximately 581 meters long, which is double the size of a standard station [1] Construction Details - The construction of the underground station and the commercial area is complex, with a foundation pit perimeter of 1629 meters and an area exceeding 100,000 square meters, equivalent to 10 standard football fields [1] - The Airport Runway Old Site Station is a three-line transfer station, featuring a large and deep triangular foundation pit with a maximum depth of 24.5 meters and around 50 corners [2] - Due to the proximity to historical sites, the project employs an automated monitoring system for the foundation pit to ensure stability and control during construction [2] Future Impact - Upon completion, Line 10 Phase II will enhance the east-west transportation corridor in the southern part of the main urban area, connecting Jiangbei New District, the main city, and the southern new city with the Qilin area [2]