Abstract: Private higher education teachers exist educational service ability,cost and private information,which exist principal-agent relationship with private higher education in the background of teachers' appointment.Weanalyzes that private higher education is how to design contract,induce teachers to tell truth ,eliminate low level teachers,attract excellent teachers and make sure itself benefit maximized from the angle ofgaming aiming at the problem of teachers' incompleteinformation.The study shows that different styles' teachers can know their styles,so private higher education should give respective contract parameter design for the different styles' teachers.