In recent years, with the rapid increase of school-aged children and people's urgent need for high-quality pre-school education, parents have started to pursue that "Don’t let your children lose at the starting line". Thus pre-school education just like " from-primary-to-junior-middle-school " has emerged the problem of selecting schools. For the shortage of pre-school education resources is much more prominent, therefore, the social response towards the phenonmenon become strongly.