EB3, LC ,PD is 4/2001, arrporved in 4/2006
I485 and I140 concurrent filed to NSC
I485 RD 5/31/2006, ND 6/19/2006
I140 RD 5/31/2006, ND 6/19/2006, AD 10/2/2006
If I want to change my job in the similar field, should it be 180 days of 485's RD or ND? or shoud it be 180 days after I140's AD?
Thanks,