The main function of "advantage perspective" theory is to find out the advantages and resources of the service object, make use of the advantages of the individual, tap the potential of the individual, and help the individual to get out of the current predicament and return to normal life by himself. "Advantage perspective" has changed our traditional thinking and one-sided view on the relationship between human and environment, thus providing a new way for us to re observe the world and bringing hope and positive significance for us to consider and solve problems. In the practice of case work involving poverty problems in families of poor workers, social workers find that many families and family members of poor workers have no confidence in themselves and often deny themselves, which leads to the vicious circle of family living conditions. Therefore, it is necessary for the theory of advantage perspective to play a guiding role in the real work of case work involved in poverty research of poor workers' families, to help them tap their potential, and to realize self rescue empowerment refers to the purpose and process that social workers help communities, families, groups and individuals and other active subjects to tap and develop their favorable resources and potential capabilities around or within