In the era of network multimedia,the situational and interactive communication characteristics of animated films are highly consistent with children's physical and mental development level.Animated films are of great appeal to 0-3 year-old infants and toddlers,and the most important type of media for 0-3 year-old infants and toddlers is animated films.Therefore,animated films are called"electronic nanny"to accompany children's growth,and animated films have become the main factor affecting the socialization of 0-3 years old infants and toddlers.The effects of animated films on the socialization of 0-3 year-old infants and toddlers are both positive and negative.This paper discusses the effects of ani-mated films on the socialization of 0-3 year-old infants and toddlers,and analyzes the media-rich,inducible and double-sided characteristics of animated films on the socialization of 0-3 year-old infants and toddlers.The government,industry and family should take multiple measures to reduce their negative effects on the socialization and development of 0-3 year-old infants and toddlers,and explore the favorable aspects of animated films on their physical and mental development and socialization.