回复:谢谢这位兄弟。这么说H-1B保留不保留无所谓了
Better keep H1b, otherwise you have to leave immediately if 485 gets denied. Especially for NIW, if INS asks for RFE of current employer and you can not convince INS you are still working in the same area that you proposed in I-140, likely I-485 will be denied.