Can China apply for an international patent for technologies that restrict export?

Yes There are two main ways for China people to apply for patents abroad: PCT international application and Paris Convention. It should be noted that the PCT international application does not include the design patent. China can apply for an international patent for technologies that restrict export. An international patent is a patent application filed by the applicant with the Patent Office of the State Party in accordance with the prescribed procedures when the State Party of the Patent Cooperation Treaty obtains patent protection for an invention.