Objective To study the situation of the polytechnic students who use money to buy sexual intercourse or sex for money

to provide the basis for the targeted sex education.Method Make Self questionnaires

to have some representative samples of the polytechnic students sample tests and then proceed to statistical analysis.Results The sexual intercourse rate of the polytechnic students has reached 19.6 percent

the thought of using money to buy sexual intercourse or sexing for money respectively reached 13.4 percent and 10.8 percent

the rate of the ones who have done respectively has reached 2.2 percent and 1.7 percent

the rate of using money to buy sexual intercourse and sexing for money on boys is higher than girls（p<0.01）

boys are more open-minded than girls on the concept of sex（p<0.01）.Conclusion The phenomenon that polytechnic students use money to buy sexual intercourse or sex for money has been in existence

also in an expanding way.So we should strengthen the sex education for students

especially for boys.