Chongqing: standard atlas for setting up lifeline against falling from height at construction site of construction project (Exposure Draft)..
Urgent reminder! Zhengzhou West Fourth Ring overpass construction, this section of the road closed for half a year
Sudden! Four construction workers at a construction site in Shijiazhuang confirmed by the Ministry of housing and urban rural development:
Multiple documents: personnel over 60 years old are not allowed to enter the construction site for operation!