Objective To develop an assessment indicator system of scientific parenting in order to understand of 0 ~3 years old infants' parenting levels,to analyze the influencing factors of infants' health,and to provide theoretical basis for perfecting mechanism of maternal and child health. Methods Literature research,expert consultation and group discussion were used to build a scientific assessment indicator system.And a questionnaire survey was conducted by the Delphi method to rate the preliminary index system. Results After three rounds of experts consultation,the assessment indicator system of scientific parenting was built,including 3 first indexes,13 secondary indexes,75 tertiary indexes;Expert grading method was used to decide the weight of each level,which in the first-level indicators,infant care accounting for 42%;Infant development accounting for 35%; Family adapt accounting for 23%.A total of 16 experts completed three-round Delphi method,and the average work year was 26.18±7.76;Among them were senior title 13 people,accounting for 81.25%;the expert authority coefficient was 0.90;The coordination coefficients of the three rounds of consultation were 0.290,0.308 and 0.378 respectively. Conclusions A set of systematic comprehensive evaluation index system of scientific parenting is established in this study.It is important and far-reaching significant for the self-assessment of parents parenting and for the healthy development of infants and young children.