H4转成H1b之后，原来的H4还是否有效

来源: meagle 于 2006-04-15 11:30:21 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.