How long could I stay in China within one year?

來源: 於 2007-11-20 22:15:52 [舊帖] [給我悄悄話] 本文已被閱讀：次

My I-140 was approval, and I-485 is pending.

I need business travel to China often.

How long could I stay in China within one year?

How to count this one year? (Start Jan to Dec?). Thank