青山村小学位于河南省洛阳市嵩县饭坡镇，共有120名学生和7位老师。
Tsingshan Elementary School is located in Song County ofLuoyang, Henan Province and has 120 students and 7 teachers.
目的了解和掌握洛阳市中小学生营养不良和肥胖流行趋势，为探讨预防对策提供依据。
Objective to study the trend of obesity and malnutrition, and to provide evidence for the precaution and prevention.
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