Core Points - The Huai-Su-Beng Intercity Railway has officially entered the contact network installation phase with the successful completion of the first contact wire installation [1][3] - The contact network project is crucial for the high-speed rail's power supply system, delivering a rated voltage of 27.5 kV to the trains [3] - The railway spans approximately 162 kilometers with a design speed of 350 km/h, connecting cities in northern Anhui to the Hefei metropolitan area and other regions [3] Summary by Sections - **Contact Network Installation**: The first contact wire installation marks a significant milestone in the construction of the Huai-Su-Beng Intercity Railway, which requires a total of 426.6 kilometers of contact wire to be installed [1][3] - **Importance of Contact Network**: The contact network serves as the "lifeline" of the high-speed rail's power supply, directly affecting the stability and reliability of power delivery to the trains, which is essential for safe operations [3] - **Regional Impact**: Once completed, the railway will enhance connectivity between the northern Anhui urban cluster and the Hefei metropolitan area, contributing to the development of the "Railway Triangle" and promoting regional economic coordination [3]