求助小白兔 for a general question

I left China 15 year ago, went to Singpore, Canada etc. During NC, Will US check all my history from all the Countries I have been living, or they would only check it within certain time period, such as 10 years?

Thanks a lot!

所有跟帖： 

• If you still keep Chinese nationality,they should check -xiaobaitu- ♀ (9 bytes) () 05/24/2007 postreply 17:22:04

• Thanks xiaobaitu ! If I'm not a China Citizen, what would -579- ♂ (8 bytes) () 05/24/2007 postreply 21:34:09