How long is the validity of the American visa?

The validity period of the US visa is as follows:

1. business tourist visa for visiting relatives: the validity period of American business tourist visa is one year from the date of obtaining the visa, and you can return multiple times within one year.

2. Study visa: The validity period of the American class F study visa is one year.

3. Work visa: The work visa is generally valid for 3 years and can be extended once. The validity of other seasonal labor visas depends on the needs.

4. Special talent visa: Generally, the O visa is valid for one year and can be extended once a year.