N400 可以網上直接遞交申請付費上傳支持文件。方便。遞交成功後馬上就會收到收據-案件號碼。

來源: shparis 於 2024-07-20 20:36:47 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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