On July 11, after 222 days of construction, the shield tunneling of Shanghai Metro Line 14 was completed at Pudong Dadao station. 

On July 7, the project of Shengsi to Dinghai Road from Putolu Jiashi to Donggang Road started successfully, marking that the project officially entered the construction stage of shield and began to cross the river and the sea.

Recently, the shield tunneling of the left section between Yantong Park Station and Cuihu Station of Kunming Metro Line 5 started smoothly, marking the construction of the left section of the tunnel between Yantong Park Station and Cuihu Station of Kunming Metro Line 5 contracted by China Railway 18 Bureau 4 Company.

Changsha metro Line 6 construction ushered in a new progress. July 2, Changsha Metro Line 6 project Department of China Railway No.5 Engineering Group learned that the main structure of Changsha Metro Line 6 station was capped yesterday, which is the first capped station of the western section of metro line 6, 20 days ahead of schedule.

On June 26, 6.28 meters in diameter, total length of 91 meters, weighing more than 500 tons of a large bay area of guangdong, the pearl river delta configuration of water resources the main tunnel is the first project of shield machine, "guangdong 44", in D2 label SZ29-1 officially starting work well, marks the national major water conservancy project formally entered the stage of main water conveyance tunnel of shield construction, new horn plays engineering construction.