The shield tunneling machine "wanjiang struggle", built by China railway construction company, rolled off the production line in changsha, capital of central China's changsha city, on March 26, and will be transported to the site for assembly and excavation of the Yangtze river tunnel south of wuhu. This is the first super-large diameter shield tunnel across the Yangtze River in Anhui Province, marking the addition of another channel across the Yangtze River Economic Belt and the acceleration of the construction of the big channel connecting the south of Wuhu and the emerging industrial concentration area in Jiangbei. It is of great significance to the "river-embracing development" of Wuhu.

On March 1st, the shield machine for the left line of the first shield section (from Kunjia Road Station to Honghu Road Station) of Suzhou Metro Line S1 was launched, marking that the project entered a new stage of parallel construction of the station structure and section shield construction.

Yangpu district information office said, recently, north cross channel new project Ⅵ standard work well and rack bottom pouring is completed, all marked the project has full access to the main structure construction stage, also laid a solid foundation for well under the shield. Tunnels Ⅵ north cross project is located in yangpu district, city road is located in the () to shuangyang road), blocks the total length of 565 m. After the completion of the project, it will effectively relieve the traffic pressure on the main road intersection.

Wuhan Metro Line 16 reached a new construction point on Monday, with the Zhushan Road and Chuanjiangchi stations completed, 15 days ahead of schedule and speeding up the progress of the entire subway line.