On December 22, 2017 by the China construction metal structure association, China building standard design and research institute co., LTD., co-editor of the industry standard "steel structure residential technology standard" (SongShenGao) through expert review....

On November 24, 2017, issued by the Beijing housing urban and rural construction committee of the Beijing municipal construction general contracting enterprise market behavior credit evaluation standards (2017 edition) "and" Beijing construction general contracting enterprise registered in construction market behavior credit evaluation standards (2017 edition) "notice, respectively gold prize for good ...

On September 5, 2017, the state council on the central committee of the communist party of China to carry out the action guidance for quality improvement is put forward, to improve products, engineering and service quality, enhance the level of construction project quality and develop the prefabricated construction, improve the quality of the architectural decoration of product components and safety performance....