Abstract: ObjectiveTo provide evidences for extending the child immunization IEC(information,education,communication)strategy in Guizhou province,it was needed to evaluate the effect of the pilotimplementing in selected minority areas.MethodsUsing the design of community intervention trial,before and after the pilotimplementation,surveying mothers of children under 2 years old with structured questionnaires.ResultsIn project areas and control areas,thereere 308 and 283 mothers surv eyed before implementation,as well as 291 and 279 mothers surveyed after implementation.Targets' knowledge,attitudes and intents on children's immunization were low and were improved through the pilotimplementation in project areas(compared with those in control areas,P<0.05).The appropriate IEC channelsere doctor,village leader,VCD, poster and foldout on immunization recor ding card in turn.ConclusionTo improve the child's immunization coverage rate and effectively prevent infectious diseases,the IEC strategy should be extended in Guizhou province,and the main communication channel should be the interpersonal communication,and equipped multifarious media.