Core Viewpoint - The Shenzhen Metro Line 19 is progressing towards its planned operation in 2028, enhancing connectivity with other metro lines and improving public transport efficiency in the region [1] Group 1: Project Overview - The total length of Metro Line 19 is approximately 14.487 kilometers, with 12 stations and one new parking lot and one new main substation [1] - The line connects key areas such as Pingshan Central District, High-tech Park, and Bilin, facilitating a comprehensive transportation network [1] Group 2: Construction Progress - The Jinlong Station has successfully completed its enclosure structure, marking it as the second station to achieve this milestone on the line [1] - The project commenced in September 2024 and completed the diaphragm wall enclosure in just 127 days, utilizing integrated construction noise reduction equipment and intelligent spraying systems [1] Group 3: Technical Features - Line 19 will feature a fully automated operation system, with trains equipped for unattended operation (UTO) [1] - Jinlong Station is designed as a three-level underground station with a total length of 114.8 meters and a standard width of 21.5 meters [1]