¡°XUPAI¡± battery manufacture sale manager from Jiangsu Aoxin Technology Development Co., Ltd. ¡°XUPAI¡± Batteryis the leader of high-quality E-bike lead acid battery brand throughout the world and the 3rd biggest E-bike lead acid battery manufacturer which is engaged in production research and development for 19 years and with more than 3000 workers right now. ¡°XUPAI¡± battery has the characteristic of long distance range and high cycle life. And our battery is in good quality and competitive price. ...