The entry-exit administration's regulations on passport signature require that the applicant should personally sign when accepted by the police. Preschool children and other people who do not have the ability to sign can not sign. Signatures should be written in customary characters, and ethnic minorities can sign in their own languages. The signature should not be too artistic, nor too scribbled. Must meet the font format that can be recognized by others.

Passport is a legal document issued by a country to prove the nationality and identity of its citizens when they enter and leave the country and travel or stay abroad. The word Passport means port pass in English. In other words, a passport is a passport for citizens to pass through international ports in various countries.