新春走基层｜云端哨所，见证海拔4868米的守护

Group 1 - The Kunlun Mountain Tunnel is a critical control project of the Qinghai-Tibet Railway, often referred to as the "throat" of the railway [3] - The railway has been operational for nearly 20 years, with military personnel stationed there for the same duration to ensure its security [3] - The area around the railway is prone to traffic accidents, leading to the establishment of nine rescue points along a 100-kilometer dangerous stretch of road [3] Group 2 - A glass greenhouse has been built at the observation post, allowing for the cultivation of plants and vegetables in an otherwise inhospitable environment [4] - New recruits face challenges such as altitude sickness, but a progressive training method has been developed to help them adapt within three months [4] - The psychological challenges of long-term isolation are addressed through various activities to enrich the soldiers' lives [4]