Will the paper be copied if the patent is authorized to be sold to others?

Yes You can make a patent inquiry in the database published on China National Intellectual Property Administration website, or you can entrust a patent retrieval center to make a professional inquiry, so that if the patent is authorized to be sold to others, the paper will be duplicated. Patent refers to inventions protected by the patent law, that is, patented technology, which is a proprietary technology recognized by the state and protected by law on the basis of openness.