"Guangdong-hong kong-macao greater bay area underground space conference and the fifth (shenzhen) urban underground space and integrated pipe corridor technology innovation forum" will be held in shenzhen from December 5 to 6, 2019. Leaders of shenzhen municipal housing and construction bureau, academician zhou fulin of Chinese academy of engineering, academician wang fuming and guests of relevant enterprises attended the forum.

On January 9, it was learned that, with the steady tunneling of "qianjin" shield tunneling machine, guiyang line 3 civil engineering project department of 14th bid successfully completed the construction task of running down the guiyang-guangzhou high-speed railway, declaring the first shield tunneling machine in guizhou province to successfully run down the guiyang-guangzhou high-speed railway.

On January 15, the second phase of rail transit line 2, from youjujie station to guigang station, was smoothly connected with the last blast of tunnel blasting. Since then, guiyang city rail transit line 2 phase ii project was completed.