Apply for a patent in Beijing, but not the Beijing Patent Office, but the State Intellectual Property Office. Address: No. 6, Tucheng Road, Jimenqiao West, Haidian District, Beijing. Tel: 010-6235665. Take the subway from the train station, go all the way to Line 13 and get off at Xitucheng Station. After exiting the subway at Exit C, turn left and go straight, passing the Beijing Film Academy, about 1 mile to the State Intellectual Property Office. The entrance ticket is issued by the bureau gate communication room and then processed in the reception hall.