| In the background of globalization and the rapid development of new media, WeChat has been an important communication tool for in our daily life, which is playing an important role in the social development. Many foreign students choose WeChat and it becomes an important part of students’ language output.This paper selects dozens of foreign students’ WeChat script information to establish foreign students’ micro-corpus, combining pragmatic error analysis theory to generally classify the corpus with errors, exemplified in which the relevant typical errors. Corpus from micro-corpus are divided into four types: the language level with pragmatic errors, the language social level with pragmatic errors, the tone expressions with pragmatic errors and network language with pragmatic errors.Improving their pragmatic competence is an important learning goal in learning Chinese.The paper analyzes the causes in micro-corpus and recommend several ways to improve students’ pragmatic competence and comprehensive ability.The paper points out the reasons for both the mother culture and mother language, learners themselves and WeChat usage.Among all of these causes, the use of WeChat is the key part as pragmatic errors analysis.WeChat chatting context is likely to cause the complete reunification of relatively independent individual chat, students more easily use their own judgment to tell their context-dependent to say casual Chinese language with lower level of attention, causing pragmatic errors.We Chat turning and topic changing fast, the impact of native culture and native language spoken and written language(speaking and writing) in students with different psychological mechanism combined with students, students are likely to have more pragmatic errors in WeChat.For such a phenomenon, the paper accords to the perspective of teachers, WeChat and students to improve the pragmatic level with a number of recommendations to reduce the pragmatic errors. |