Percentage of households with child's feces safe disposal and appropriate hand washing behavior was very low, 8.5% - 17.1%; Prevalence of underweight in 6 project surveyed provinces was 21.8% in average, 21, 8%, in Ha Tay 15.1%, lower than that of the national data 2005 (25.2%), among which in contrary, the rate of severe and moderate underweight (grade III and II) was 6.6%, higher than the national data 2005 (4.3%).