Project case

Self drilling anchor rod construction
Wushaoling Tunnel - inclined shaft
Attend tunnel technology seminar to grasp the dynamics of tunnel technology
The longest tunnel in Asia - the exit section of the main tunnel of the Wushaoling Tunnel
Chengdu Longquanshan Tunnel
Chongqing Hong'en Temple Tunnel Project T76L Pipe Shed
T76P micro pile of Houshanping Tunnel on Lanyu Line
R51N pipe shed for the Kuro Russian Railway Chaletag 1 # Tunnel Project
T76P micro pile of Ayang Tunnel under Lanzhou Chongqing Line