With I-140 approval, you can carry over your PD if changing job.

來源: 於 2007-07-25 10:50:57 [舊帖] [給我悄悄話] 本文已被閱讀：次

Yes, you have the chance to obtain a visa number only after I-140 approval. To wait a few months to see the visa bullitin is ok.