The 82.5-meter-dug tunnel of Pine Shunian Tunnel on the Hanbanan Railway is a new development!  Hanbanan Railway Pine Shunian Tunnel is located in Shuangjing Community, Shixin Street, Bazhong Economic Development Zone. It is the shortest tunnel among the 7 tunnels in Bazhong from Nanchong to Bazhong Section of the Hanbanan Railway Project, with a total length of 257 meters.