回复：140已批，485未交，请教换工作注意事项

来源: 于 2009-05-27 06:32:07 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

是不是一定要相似工作？

No. If it is Perm, not necessary. If NIW, required.

如果我想保留PD的话需要注意哪些东西？

Nothing. Just 140 approve notice.

However, you need make sure you have enough time to extend H1 if your H1 reach to 6 years. Such as, your new PERM need start at least 1 years before your 6 year H1 expire.