Call USCIS for the case status,

来源: 863211 于 2015-06-11 16:20:50 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (116 bytes)

Do you mean 回美证 is reentry permit? If yes, you can leave US before the reentry permit approval if you want to.

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