Not have to,but recommend to do so

来源: 2007-05-19 18:25:04 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

If B don't do it,you may write to CIS directly,say you
don't want to work for them
If transfer got approval already, you have to ask A to apply a new H1 for you again