On December 10, the length of the liaohe shield tunnel tunneling through the eastern route of the china-russia natural gas pipeline (changling-yonker) exceeded 600 meters, completing one third of the overall progress.

On December 3, in the morning, wuhan metro line 8, street mouth station ~ ma fangshan station, left line No.2, shield tunneling machine cutter began to turn, marking the construction of wuhan metro line 8, the last tunnel officially began to dig. Between yaokou station and mafangshan station, it starts at the intersection of future city hotel on lousi road, extends southward along lousi road, and stops at the intersection of lousi road and hongda lane. The line is completely laid along lousi road.

On the afternoon of November 24, the right line between the guantang access section of hefei metro line 5 and the jiqiao road station area was smoothly transited.

Recently, the right line of dongle road and daliang section of foshan metro line 3 project was successfully completed, which is also the first subway tunnel to be completed in the core city of shunde district of foshan.

On November 10, with a roar, the blade plate of the shield machine slowly broke through the wall, and the shield section of the left line from qingpeng road station to yipengdong second road station of hangzhou metro line 8 appeared in front of everyone, becoming the first shield tunnel across the whole line!

On November 2, the new construction project of yindu road tunnel across the river began to invite bids. The total investment of the project is 4.1 billion yuan, and the planning period of the project is 1461 days.