The document discusses ZTE's iRail solution for high-speed rail systems in China. It describes ZTE's 16 years of experience providing ICT infrastructure for rail, including projects on various rail lines and metro systems. The iRail solution uses technologies like CCTV, wireless communication systems, and cloud architecture to improve safety, flexibility, passenger comfort and transport efficiency on rail networks. ICT infrastructure is a crucial but low-cost part of high-speed rail that enhances passenger experience and rail operations. Looking ahead, ZTE aims to continue developing its iRail solution using new technologies like LTE and building smart rail ecosystems.