On this platform, the crew can fill in the registration information and use their personal account and password to log in to the system after registration. Then, click the "Sign" button on the certificate to be signed, enter the password and pass the verification to complete the electronic signature.

It should be noted that using the electronic signature function of China Maritime Integrated Service Platform needs to meet certain conditions and requirements. For example, crew members need to have a valid personal account number and password, and they need to operate on the ship or at the place designated by the maritime administrative agency. In addition, the specific operation mode of electronic signature may be different due to regions and specific regulations. It is recommended that the crew consult the relevant maritime administrative agency or professional organization before using it.