Fuxia Passenger Dedicated 5G wireless main equipment project in the planning and construction of the first high-speed cross-sea bridge cover,first large sinking platform,high-speed train communication reliability and other technical challenges,through innovation equipment installation specification,sinking large layer platform equipment installation and 450 km/h high-speed train demand bias leakage cable fixed solution,successfully overcome the technical problems.The management innovation and digital intelligence application of the project improve the construction efficiency and management level,and ensure the high-quality project delivery.The 5G opening of Fuzhou-Xiamen passenger Center has significantly improved the user network use perception in special scenarios and provided valuable experience for the future high-speed railway construction.