The global economic integration and rapid economic development in China have greatly promoted the need for business English.In order to suit the needs,in recent years,business English courses are generally offered to colleges students.The needs analysis theory as an important phase in ESP development provides a theoretical framework for the syllabus design of business English courses and is irreplaceable in the entire process of ESP teaching.This paper,based on the discussion of the definition and connotation of business English,expounds needs analysis theories and methods and puts forward some basic principles of the syllabus design of business English courses for college English majors.