Core Points - The Shenzhen Metro Line 25 Phase I is planned to be completed by 2029, serving as a major transportation link for areas including Shiyan, Dalang, Longhua Center, and Banxuegang, effectively becoming an "underground artery" for northern Shenzhen [1][2] - The total length of Line 25 Phase I is 16.5 kilometers, featuring 14 stations and 3 transfer stations, with all sections being fully underground [1][2] - The largest station, Chuangyicheng Station, has a length of 331.5 meters, width of 25 meters, and depth of 26.1 meters, designed with a dual-layer structure and innovative green construction practices [1][2] Construction Innovations - The construction employs a "five-level sedimentation + filter press treatment" method to recycle wastewater and rainwater for dust control, achieving over 50% energy savings through the use of air pump technology instead of traditional electric pumps [2] - Additional measures, such as the installation of drainage pipes and grouting techniques, have been implemented to address challenges related to "bedrock fissure water," ensuring effective waterproofing [2] Strategic Importance - Upon completion, Line 25 Phase I will enhance connectivity with urban spatial structures and core urban areas, support the development of key districts, and improve coverage in previously underserved areas, maximizing the network benefits of the metro system [2]