Objective To investigate the health status of children under 3 years old,to understand the status of malnutrition and anemia of children under 3,and to provide scientific basis for further improve the health status of the Tibetan children in Yushu Tibetan Autonomous Prefecture. Methods The physical examination results on height and weight of 1 897 children at 0~35 months and hemoglobin measurement of 897 children at 6~35 months were collected.Descriptive analysis and chi-square tests were analyzed. Results The result showed proportion of children with malnutrition under 3 was 17%,proportion of stunting was 12.2%,proportion of low weight was 5.6%,rate of weight loss was 4.7% in surveyed area.Results show that children who were at 18~23 months had a higher prevalence of stunting.Meanwhile,prevalence of anemia amongst children of 6~35 months was 64.7%,and children who lived at higher altitude had a higher prevalence of anemia. Conclusions To address children health issue in Yushu prefecture,especially malnutrition and anemia,comprehensive intervention should be conducted to promotion local children health status.