Atlas of construction engineering quality standards (rich in attached drawings), 286 pages of PPT can be downloaded!


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[construction qualification service center] welcome the national day and wish the motherland a happy birthday – good partner construction[construction qualification service center] welcome the national day and wish the motherland a happy birthday – good partner construction

In 2015, four design and construction integration qualifications of building intelligence, fire-fighting facilities, building decoration and building curtain wall were cancelled; In the same year, the qualification licensing authority cancelled