Notice on New Certification and Registration for Special Operations in Construction in April 2023

Ningxia road construction detour information!

Safe Production | Scaffold Safety Management for Hazardous Engineering

[understanding] those who can’t understand the construction drawings, please come here to learn. It’s a rare opportunity! dried food!

Announcement of the Ministry of housing and urban rural development: 22 construction processes, equipment and materials are prohibited in

&How to construct geotextile ＂ 13285449688 ＂ & what is the function of geotextile

How to understand “actual constructor”?

A qualified construction worker opens his mouth and clicks in the data to check and make up for deficiencies~