Does Changsha office need to apply for construction when going up and down stairs?

Need. According to relevant public information, according to the Measures for the Administration of Residential Decoration issued by People's Republic of China (PRC) and OrderNo. of the Ministry of Construction, it is forbidden to change the main body and load-bearing structure of the building without the consent of the original design unit or the design unit with corresponding qualification grade. 1 10, which can only be modified after approval. Application for construction refers to the application for construction of engineering construction projects.