In China from the 80s of last century, it was developed a electric bike, and constantly improve its structure. Until the beginning of this century, electric bicycles was able to a large number of promotion, into numerous families. The development of electric bicycles has made great contributions to the staff are: Shanghai Bicycle Research Institute, former director Mr. Wang Peiyuan, Hangzhou Jianye Electric Vehicle Co., Ltd. Chairman Li Zhijian and so on. Electric bicycles are already a means of saving energy and environmental protection.