Objective: To learn the knowledge level of peasants in Hainan province and to evaluate the effect of disseminating AIDS knowledge to middle school student by a course of lecture,kinescope,etc.

• 目的:了解海南省中学生艾滋病知识水平,评价以讲座、录像、宣传画册等手段对中学生进行艾滋病知识健康教育的效果。