Which column of China National Intellectual Property Administration website can realize full-text preview of invention patent application?

Patent search and inquiry. Click "Patent Search and Query" on China National Intellectual Property Administration website and enter the patent number to get the full text of the patent application. In modern times, patents are documents issued by government agencies or regional organizations representing several countries according to applications. This kind of document records the contents of the invention and creation, and in a certain period of time, it has produced such a legal state that the patented invention and creation can only be implemented by others with the permission of the patentee.