Brother Lot of factors is taken into consideration in order to be eligible for PR process.Express entry and Provincial Nomination are two Important programs which most of the Open work permit holders use in order to gain enough points for PR related process.
So,your job experience,level of education,English language scores all such things will come into consideration.Just getting PGWP does not get you guarantee you for PR.You have to meet certain requirements for each province as well as the Federal.