3条地铁新线（段）今日开通试运营

Core Viewpoint - The opening of three new urban rail transit lines in Beijing marks a significant expansion of the city's transportation network, increasing the total operational mileage to 909 kilometers, enhancing service capacity and overall transportation capability [1][2]. Group 1: New Line Openings - The new lines include the middle section of Line 17 (Worker's Stadium to Shilihe), Line 18 (Malianwa to Tiantongyuan East), and the southern extension of Line 6 (Lucheng to Luyang), adding approximately 30 kilometers to the network [1][2]. - Line 17 is a major north-south corridor connecting various residential and business districts, with the newly opened section being 8.2 kilometers long and featuring four stations, including two transfer stations [1]. - Line 18, serving as an east-west backbone in the northern region, spans about 19.8 kilometers with 11 stations, including four transfer stations [2]. Group 2: Operational Details - The first train on Line 17 from the Future Science City North station departs at 5:08 AM, with the last train at 10:30 PM; the first train from the Jiahu Lake station departs at 5:19 AM, with the last train at 10:31 PM [1]. - For Line 18, the first train from Tiantongyuan East station departs at 5:29 AM, with the last train at 10:39 PM; the first train from Malianwa station departs at 5:39 AM, with the last train at 10:49 PM [2]. - The southern extension of Line 6 includes the Luyang station, with the first train departing at 5:29 AM and the last train at 10:45 PM [3].