Core Points - The Beijing Subway Line 13 expansion project has confirmed the names of 11 new and renovated stations, with some name adjustments compared to the previous public announcement in March [1][2] - The project is the first large-scale "new construction + renovation" subway project in China and involves the largest scale of existing line renovation [2] - The expansion will split the existing Line 13 into two lines, with a total length of 63.6 kilometers and 33 stations after completion [2][3] Station Naming Adjustments - The new Longze Station retains its original name, while two stations have undergone name changes: "Software Park Station" is now "Shangdi Software Park Station," and "Longyu Station" is now "Beijiao Farm Bridge Station" [1][2] - The new station names reflect their geographical and cultural significance, such as "Shangdi Software Park Station" being named after the Zhongguancun Software Park [2][5] Project Details - The expansion project will increase the rail network density in northern Beijing, connecting major residential areas and improving transfer relationships between existing lines [3] - The section from Northeast Wang Station (formerly "Houchang Village Station") to Tiantongyuan East Station is expected to be operational by the end of the year, covering a distance of 17.1 kilometers with 9 stations, including 4 transfer stations [3] - The project will utilize 6B vehicles with a design speed of 80 kilometers per hour, enhancing transportation options for residents in the Changping and Haidian districts [3]

Group 1 - The 13A line of the Beijing subway has been officially renamed as Line 18, with the 17th line connecting through Tiantongyuan East Station, which is set to be operational by December 2025 [1] - The expansion project of Line 13 is the first large-scale "new construction + renovation" subway project in China, involving the largest scale of existing line renovation [1] - The construction plan includes splitting the existing "U" shaped line of Line 13 and building an "X" shaped east-west line between Line 16 and Line 17, resulting in two lines totaling 63.6 kilometers and 33 stations [1] Group 2 - The Beijing Subway Operations Company has conducted effective cold and hot sliding tests at the Xiaoxin Zhuang parking lot, validating the equipment compatibility and operational stability for the upcoming line operations [2] - The 13-18 northern section connection line is progressing towards smooth operation, with plans for vehicle debugging and project acceptance [2] - As of July, the construction of the Line 13 expansion project from Malianwa to Tiantongyuan East has reached 80% completion in equipment installation and decoration [2]

Core Viewpoint - The Beijing subway system is set to expand with the introduction of Line 18, which is part of the 13-line capacity enhancement project, enhancing connectivity in northern Beijing and improving public transportation for residents in multiple districts [1][5][6]. Group 1: Project Overview - The 13A line within the capacity enhancement project has been officially named Line 18, which will connect with Line 17 at Tiantongyuan East Station, scheduled to open in December 2025 [1][3]. - The 13-18 northern section connection line has successfully completed cold and hot sliding tests, validating the compatibility and operational stability of the related systems, paving the way for future train debugging and full line operation [5][6]. - The 13-line capacity enhancement project is the largest existing line renovation project in China, involving the construction of 29 kilometers of new track and 18 new stations, alongside the renovation of 5 existing stations [5][6]. Group 2: Connectivity and Impact - The completion of the 13-line enhancement will significantly increase the rail network density in northern Beijing, linking major residential areas and improving transfer relationships between existing lines [6][8]. - The project aims to enhance the commuting experience for residents in Haidian and Changping districts by connecting with other lines such as Line 8 and Line 17, thus facilitating smoother transfers [8]. - The total length of the new lines will reach 63.6 kilometers with 33 stations, ensuring interconnectivity and future operational flexibility [5][6].