回复：Canada PR apply for US visa

来源: 于 2006-03-01 11:08:22 [旧帖] [给我悄悄话] 本文已被阅读：次

The valid period of B1/B2 visa, if issued, is 10 years. The time in which you can legally stay in the States is determined by INS at the extry point. And you can apply for an extension. The maximum on B1 is usually one year.