i am from pakistan and had come on s2 visa with the stay of 15 days.

then i have married with my chinese girlfriend and so on i applied for q2 type which is now im holding on.but my q2 is just valid for 3 months with 0 entery from the exit entry office of jinan.now i want to apply for a residence permit so can i get? if so please tell me how can i get and i have not exit to pakistan so far since i am here.