Nowadays, with the background of economic globalization, shopping modes like eBay, AliExpress and Amazon are popular among the public. Business English that plays an increasingly important role in international trades is widely applied to commercial activities. However, because of insufficient practical experience, improper use of stylistics and interference of first lan?guage, sometimes it is difficult for students in school to have good command of business English correspondence. This dissertation has suggested learners several ways to improve their competence in international communications and the teaching and learning efficiency, by analyzing the stylistic features of business English correspondences and the problems collecting from the learners on the basis of the data of questionnaires.