回复：谢谢pjiang 老师，情况有变：请问专家一个multiple visa的问题

来源: sdfsdfsdff 于 2008-05-27 13:24:09 [] [旧帖] [给我悄悄话] 阅读数 : (243 bytes)

OPT ends upon the approved O1 start date. Work now using OPT, switch to O1 when company receiving O1 I797(with your O1 I94) and switch again to H1 on start date of Oct 1 (if you have H1 I-94) or re-enter with H1 visa stamp if without H1 I-94.

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