回複：pjang & others, questions about AP +I131. thanks a lot.

1. I recently got the new passport w/o any US visa stamp. So do I need to attach copies of both old and new passports to Form I-131?
- New one

2. Does Chinese customs officer check visa or only AP when leaving China, because my new passport has no previous US visa stamps?
- AP

3. Does using AP affect my H1B status? Just wanted to make sure as answers vary.
- http://blog.wenxuecity.com/blogview.php?date=200710&postID=20710#H