Core Insights - The successful completion of the Liuqian Tunnel marks a significant milestone in the construction of the Lanhe Railway, which is a key part of China's national high-speed railway network [1] Company Summary - China Railway Construction Corporation (CRCC) has overseen the construction of the Liuqian Tunnel, which took over three years to complete [1] - The tunnel, located in the Xigu District of Lanzhou, Gansu Province, spans approximately 2462 meters and traverses challenging geological conditions, including water-rich loess and fractured fault zones [1] Industry Summary - The Lanhe Railway, with a total length of 147.42 kilometers and a designed speed of 200 kilometers per hour, is an essential component of the "Eight Vertical and Eight Horizontal" high-speed railway network [1] - The completion of this project will enhance the regional railway network and eliminate the historical lack of railway connectivity in the Linxia Hui Autonomous Prefecture and Gannan Tibetan Autonomous Prefecture of Gansu Province [1]