回複:TX_Kitty 請幫忙解惑一下。
FYI:
http://immigration.wenxuecity.com/BBSView.php?SubID=cdh&MsgID=247
as I understand, you can carry over EB3 PD and Update 485 to EB2.
write a cover letter and list the detail and attach the approved 140 Notice to USCIS center,which process your 485...
but I have no experience...