what is O-1?

來源: handfree 於 2008-04-03 03:57:31 [] [舊帖] [給我悄悄話] 閱讀數 : (152 bytes)

what is the difference between O-1 and H1b visa?
one O-1 visa will last how long? how many times can O-1 visa be renewed?
Any further information?

請您先登陸，再發跟帖！