This article researches the system of slangs, aural language and folklore idioms in report tages by Vũ Trọng Phụng. Being a part forming language style in reportage articles of Vũ Trọng Phụng, social language is not rough material which was used optionally but it is the skill fully choosening language from a real life with various aspects. Social language in Vũ Trọng Phụng’s articles is expressed in many different subgroups. They existed as a main tool helping the author research and generalize the nature of social events and phenomena, social evils which the author had described, criticized, satirized or analyzed in order to show the distintive features of exact objectives with their real value carrying the characterstics of reportage language
