Henan Tongjian supervisor won the first grade of construction and Gongcheng won two designs… 11 enterprises were promoted to the latest qualification list of the Ministry of housing and urban rural development!

First! Marking of scaffold by Horizontal method How to simplify the complicated design of the outer frame!

Standard practice for closed formwork erection of stairs

Special Construction Plan for Landing Scaffolding – (Template 3 for the Eighth Bureau Skyworth Maker Project)

Outside the scaffolding set up a comprehensive diagram of the standard, very practical!

[large span steel structure] plane structure construction and skills

Decoration design of Mashan professional sales department_ Boutique construction design

The center organizes employees and construction personnel to conduct nucleic acid testing