我上网查我的移民案子，看到关于我的I-130的approval notice,但不知是何意思，还没收到移民中心的信。请大家帮我看看，谢谢！
Application type:I-130 Immigrant Petition for Relative,Fiance(E),or Oprhan
Current statue:Approval notice sent
On Decenber 23 2008, we mailed you a notice that we have approved this I-130 IMMIGRANT PETITION FOR RELATIVE,FLANCE(E),OR ORPHAN.Please follow any instructions on the notice.If you move before you receive the notice,call customer service
谢谢了！