回複：pjiang老師我還有一點沒搞清.

來源: 於 2008-01-23 10:46:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

The sponsor can revoke approved PERM I-140 at any time, while it does not affect I-485 when having been pending over 180 days.

In case the unapproved I-140 is withdrawn after I-485 180 days, the I-485 losses its base.