According to Article 84 of the "Implementing Rules for the Patent Law of the People's Republic of China"
The following acts are patent counterfeiting acts stipulated in Article 63 of the Patent Law: (1) Marking patent logos on products or their packaging that have not been granted patent rights, continuing to mark products or their packaging with patent logos after the patent rights are declared invalid or terminated, or marking products or product packaging without permission The patent number of others; (2) Selling the products mentioned in item (1); (3) In product instructions and other materials, the technology or design that has not been granted patent rights is called patented technology or patented design, and the patent application is called Patents, or the unauthorized use of patent numbers of others, causing the public to mistake the technology or designs involved as patented technologies or designs; (4) Forging or altering patent certificates, patent documents or patent application documents; (5) Other behaviors that confuse the public and mistake unpatented technology or designs for patented technologies or patented designs. If a patented product, a product obtained directly by a patented method, or its packaging is marked with a patent logo in accordance with the law before the patent right expires, and if the product is promised or sold after the patent right is terminated, it does not constitute patent counterfeiting. Anyone who sells a product that is not known to be a counterfeit patented product and can prove that the product is of legal origin will be ordered to stop selling it by the patent management department, but will be exempted from fines.