How much is the anti-collision vehicle for 70K tunnel construction? The price of Dongfeng D6 anti-collision buffer vehicle is quoted

How to block the screw hole in the outer wall? Come and have a look at the construction site

[announcement] enclosure construction of 8 sections in Huadu. See if you have passed your house?

Construction scheme of concrete engineering in summer

Authoritative Opinion | What are the types of actual construction personnel?

Key points for safety inspection of hanging basket and platform by construction site supervision

Work is about to start! Dingzhou North Ring Road East extension project will enter the construction site immediately!

Do you know the construction process of water supply and drainage and fire fighting system?