FYI
VSC,NIW I-140 and 485 concurrent in June, 2004.
I-140 approved in June, 2005.
First time fingerprint: April, 2005; Second: September 01, 2006.
LUD: September 20,2006
Approved: October 11,2006.
Many thanks to a lot of friends here (especially Xiaobaitu and other specialists!) and good luck to everybody!