h1b extension

来源: 2004-11-12 17:18:33 [旧帖] [给我悄悄话] 本文已被阅读:

My H1b is from 2004.2-2005.2
My current work contract is one year.
But I came here in 2004.7.

Do I need to extend my h1b?
How long will it take to extend it?
If it is not available before the expiration date of my current visa,
do I have to go back to China?