... the battery life.2.company introductionTianjin DAT Vehicle Co., Ltd was established in 2002 that mainly produces electric bikes ... 30km from seaport with Convenient Transportation.Shanghai DAT Vehicle Co., Ltd is located in No. 7301 Songbei Road, Jiading ... University, Technique Park of Transportation University and Japan Myway Co., Ltd. The Institute combines together with production, study and ...