On the morning of June 20, the inter-district tunnel between the forest park station and longdongpu station of guiyang rail transit line 2, which was built by Shanghai baoye group co., LTD, was completed. At this point, all underground excavation sections between stations of the second phase of line 2 were fully connected.

Recently, the shield tunneling between the rookie park station and guangxi university station of the first phase of nanning rail transit line 5 project started smoothly, and the shield tunneling construction began.

At 8:58 am on June 12, the shield machine "city rail youth" on the right line of beijiao new town station from midea avenue station of guangzhou metro line 7 section 04 to beijiao new town station started off smoothly at midea avenue station, and the roar of the shield machine set off the climax of the shield construction of this project.

On June 11, the reporter learned from kunming rail transit group co., LTD that, with several muffled sounds, the shield cutter of left line of kunming metro line 5 in jindian section broke through the ground recently.

At 10:00 am on June 9, with the shield machine slowly rotating, nantong rail transit line 1, 03 standard jiangcheng section (jianghai avenue to chenggang road), was successfully completed, which was the first section of nantong rail transit line 1 to be completed.