On November 4, the province's first 8-lane tunnel - Xiao Ling tunnel constructed by the Shandong high-speed road and bridge group finished all works. This is another milestone infrastructure project Shantui Janeoo has made.

Xiaoling tunnel is located in the middle of the south extension project of East Second Ring Road, crossing the Xinglongshan in the middle area of the city, connecting the north to the north of the tunnel, connecting the south to the south through the Xiaoling separation and connecting the Tai Ling Tunnel, the two-way eight-lane separation road Tunnel, left line, right line length of 1000 meters, net width of 17.6 meters, the province of similar tunnel in the largest cross-section highway tunnel. Implementation of Safe Crossing in Xiaoling Tunnel.

This tunnel construction process, Shantui Janeoo with two sets of concrete mixing plant, two months ahead of schedule than the original plan to complete the entire process of the supply of concrete, the practice proved: Shantui Janeoo equipment efficient production , Stable and reliable performance.