Chinglish is a pragmalinguistic failure caused by the interference of Chinese, culture and thinking mode and the similar condition is that English students use the wrong in Chinese writing.The research finds out that Chinglish is common in English writing.This paper combines language transfer, comparison, and error analysis to analyze the reason of pragmalinguistic failure and appearance of Chinglish as well as the characteristics and causes of Chinese-style vocabulary, syntax and discourse structure so as to come up with relative writing teaching strategies.Furthermore, this paper expects to provide references for relative teaching practices in order to correct and reduce the errors to finally improve writing skills.