his thesis, using quantitative approach, examined the negative impact of Chinese on university students°Ø English writing in organization, grammar, expression as well as usage of words. The aim of this study was to make clear the variety of the negative transfer of Chinese in university students°Ø English writing and give some suggestions so that both teachers and students could get inspiration or help from it in their teaching or learning of English writing. Sixty students participated in the study as subjects. They were asked to write a composition within 100-120 words on the topic of °± Creating a Green Campus°± which comes from 2009 Cet-4 Test Paper. In addition, a questionnaire was done and analyzed and discussed on the negative impact of Chinese on university students°ØEnglish writing. Results showed that the main problems in Chinese university students°Ø English writing include digression from the point, too many grammatical mistakes, unidiomatic expression, confuseing usage of words. These problems were mainly caused by the negative impact of Chinese which played a bigger part than its positive impact in Chinese university students°Ø English writing. This paper makes a detailed comprehensive description of the main problems and the causes of the problems. Accordingly some suggestions were proposed to help both teachers and students have a better understanding of the negative impact of Chinese on university students°Ø Engli 1. Introduction According to some statistics, the average score in composition of 2003 Cet-4 for those key university students was only 5.8 against 15 as the full mark (Hu Meihua, 2004). It is pointed out that it is quite common for the university students to make many grammatical and spelling mistakes in their compositions. What is more serious£¨ their compositions often stray away from the point. From the above, it is quite clear