How to judge whether the visa has expired?

The validity period of a visa refers to the use period of the visa, that is, the visa is valid for a certain period of time, and after this period, the visa becomes invalid. Therefore, before applying for a visa for a certain country, the applicant should determine his own itinerary and plan when to enter and leave the country, so as to avoid the following embarrassing situations: a, the validity period of the visa has expired, but he has not yet entered the country, so he must re-apply for a visa and buy an air ticket to enter the country; B, my trip in this country is not over yet, but my visa will expire before the end of the trip. I have to shorten my trip and change my ticket in advance before I can enter this country.

After obtaining the visa, the applicant should carefully check the relevant information on the visa page, remember the validity period of the visa and arrive at the destination within the validity period. Some countries also require to leave the country within the validity period of the visa. Generally speaking, visas from all countries are valid if they arrive on any day within 3 months. Therefore, after getting the visa, the applicant must ask who issued the visa.

Countries around the world have different expressions about the validity of visas: a, the validity period is x years x months x days; B, from X to X, or from X to X (English expression is "from to"); Write "valid within n months" and "within months" in English.