排期 (Priority Date) 介绍 - link inside

http://www.immihelp.com/greencard/immigrant-visa-number.html

所有跟帖： 

• This is not right, PD refers to Labor filing date!! -北部靓仔- ♂ (0 bytes) () 05/12/2006 postreply 14:52:53

• 大概它只指EB1和NIW -一年搞定绿卡- ♂ (0 bytes) () 05/12/2006 postreply 14:55:04

• 那厮网页内容不能COPY，大虾们能否试一试 -royyor- ♂ (0 bytes) () 05/12/2006 postreply 14:53:59