Highlights:High temperature is the biggest difficulty for China’s Yuxi-Mohan Railway project, as the average temperature in some places along the railway could reach 40 C, a construction worker told the Global Times. Yuxi-Mohan Railway, part of the China-Laos Railway, aims to reduce the travel time from Kunming to Xishuangbanna Dai Autonomous Prefecture to 3 hours from 9 hours by bus.