Yes.
After the application documents are submitted, the applicant can modify the patent application documents. An invention patent applicant may voluntarily propose amendments to his invention patent application within three months of filing a request for substantive examination or issuing a notice from the State Intellectual Property Office that the invention patent application has entered the substantive examination stage. Applicants for utility model or design patents may proactively modify their application documents within two months from the date of patent application.
Applicants can modify their patent application documents, but modifications to invention and utility model patent application documents must not exceed the scope recorded in the original description and claims. Modifications to design patent application documents It must not exceed the scope represented by the original image or photo.