Big data on the filling of the college entrance examination volunteer of course is a role, fill in the volunteer can not be separated from the previous years of the institutions of the admission scores and admission ranking data, choose to apply for admission to the institutions and majors have to refer to these data. However, these past years, each institution admission data will be sent to the candidates before the college entrance examination volunteering, and only the province's admission data, to find a very intuitive, simple.