Is it legal to set up civil air defense facilities at the end of Nanxiong Jinbi Wenhua Community?

It is legal to set up civil air defense facilities at the end of Nanxiong Jinbi Wenhua Community. The underground garage in residential area belongs to civil air defense facilities. In principle, there is no need to set up parking spaces in civil air defense areas, and they can be completely vacant for civil air defense use. However, in order to improve the utilization rate, property companies or developers have set up parking spaces for rent in civil air defense areas, which is possible. But it is also legal not to set up civil air defense parking spaces, and it does not violate any laws and regulations.