Transfer of grade II construction qualification in Mangshi

State Grid: faults caused by construction defects of cable accessories and detection methods

Obstruction of power construction, administrative detention for 5 days

Waterproof construction of toilet in Zhengzhou City and repair of house leakage

Inner Mongolia Dongxing Chemical deflagration caused 4 deaths and more than 30 injuries! Seven groups of comics explain where the “red” line of chemical safety production is!

Construction elevator connecting bolt installation way up or down, which is safer?

The enterprise will be awarded a one-time reward of 20 million yuan for the comprehensive qualification of design or the special

“Six no construction” to prevent falling accidents