This paper is dedicated to discussing the basic principles of wireless charging for electric vehicles,the challenges faced by the current application of wireless charging technology for electric vehicles,and proposing possible solutions,as well as analyzing the future challenges and development trends of wireless charging technology in the electric vehicle industry.There are three main types of wireless charging technology:electromagnetic induction,magnetic coupling and microwave.This article describes the principles of these three technologies in detail and explains the main application of electromagnetic induction technology as wireless charging for electric vehicles.Then,this paper discusses the problems and solutions of wireless charging technology for electric vehicles in terms of charging efficiency and distance.Finally,the future challenges and development trends of electric vehicle wireless charging technology are analyzed in depth,and its future development direction is prospected,so as to promote the sustainable development of electric vehicle wireless charging technology.