You cannot scan the QR code on the patent electronic application website. Log in to the State Intellectual Property Office or China Patent Network website. Click Advanced Search in the Patent Search section on the right. Type in the keywords you know, such as patent number or patent name, and click the red search button to push it to you. Get all relevant patent search forms and select a patent to enter the specific title page of the patent. If you are prompted to install the plug-in after checking the manual, install it as required, otherwise you cannot browse the manual.