【Objective】 To develop a Preschooler's Eating Behaviour Scale,which is used to assess Chinese children's eating behaviour and do some other related research. 【Methods】 Preliminary questionnaire of preschooler's eating behaviour derived based on the existing literature on eating behaviour in children,and recommendation of some children's parents,pediatrician,and was tested and analyzed repeated.The number of items was successively culled through analysis of responses from 325 parents of 3~6 years children in Xi'an.Factor analysis and pearson correlation analysis were used for developing and evaluating the structure of the scales,reliability,validity,responsibility were evaluated based on the survey of 603 preschooler from 5 kindergartens in Xi'an. 【Results】 Preschooler's Eating Behaviour Scale consisted of 56 items.They included worse eating habit,ill-balanced eating,emotional eating,food preference,satiety responsiveness,food responsivenness,external factor eating and initiative eating explained 50.9% of variance.Cronbach's α coefficient was 0.92,Guttman split-half reliability was 0.86,test-retest reliability was 0.72.The score of worse eating habit,ill-balanced eating,emotional eating,satiety responsiveness,food reponsiveness revealed significant differences among normal-weight,overweight and obese preschoolers(P<0.05).The score of worse eating habit,ill-balanced eating,food preference,external factor eating revealed significant differences among parental education levels(P<0.05). 【Conclusions】 Reliability and validity of Preschooler's Eating Behaviour Scale are all satisfied and entirely accord with psychometric demand.The scale can completely reflect characteristic and problems of preschooler's eating behaviours.