回复：I have submitted I-140 recently. My question is:

I've been back to China a few times without a problem. The safest, and easiest way is to obtain an advanced parole document before your departure. But I have used H-1B visa as well without a problem.

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• 回复：Thanks coro4. Did you -xunhu_1000- ♀ (78 bytes) () 04/15/2009 postreply 11:35:48

• 如果你已交了485，申请AP方便来回。如你没交485，你只能回去签H1, -wxc90- ♂ (45 bytes) () 04/15/2009 postreply 19:31:27