Is the patent application paper or electronic? Where to send it?

If the number of applications is small, there is no need for electronic application, and it is more troublesome to apply for digital certificates at the local intellectual property office. If the number of applications is large, you can apply for electronic application, which is faster; There is no paper, and it is directly handed over to the country through the network. Anyone can apply for a patent on paper. Send it to the reception office of China National Intellectual Property Administration Patent Office, No.6, West Tucheng Road, Jimenqiao, Haidian District, Beijing. Postal code 100088. Do it.