1, "License expired" will be prompted when filling. Please apply for "renewal of registration" business, and then fill it out after approval.
2. When filling in, the system "is generating a license, please wait patiently!" . Please go to the "National Government Service Platform" to check whether the mobile phone number is bound. If there is no binding, please follow the prompts to bind the mobile phone number before filling in.
After downloading and printing the electronic certificate of the first-class constructor, you should write your own signature at the personal signature. If the signature is not handwritten or inconsistent with the handwriting of the signed image, the electronic certificate is invalid;