The noise pollution in modern society is becoming more and more serious.There are all kinds of noises in the classroom which will seriously affect their speech perception,learning and health for children.Therefore,it is very important to understand and evaluate the development of children's speech-in-noise perception,which can help us identify and diagnose lesions of the auditory system in a timely manner.However,the hearing tests and results reported in the existing literature are different,which cause great inconvenience to clinical audiologists.Therefore,based on the theory of auditory development,this paper summarizes the target materials,noise materials,and evaluation methods commonly used in the evaluation of children's speech perception ability under noise.