H4转成H1b之后，原来的H4还是否有效

所有跟帖： 

• 回复：H4转成H1b之后，原来的H4还是否有效 -meagle- ♂ (516 bytes) () 04/15/2006 postreply 11:40:54

• you have been H-1B since your H-1B starting date, -Suggest!!- ♀ (117 bytes) () 04/15/2006 postreply 18:26:20

• 回复：you have been H-1B since your H-1B starting date, -meagle- ♂ (116 bytes) () 04/15/2006 postreply 19:17:01