yes you can

来源: 于 2005-01-17 08:06:46 [旧帖] [给我悄悄话] 本文已被阅读：次

you can withdraw any time before the approval. Just write a letter to the service center (address to the director). It will take 3-4 months. One of my friends did the same thing.

Keep a copy of the letter.