Description features:dear sir: this is Jiangsu Ruitong Information Industry Co., Ltd, we are specializing in manufacturing electric bike,and electric sccoter, Our company has been awarded ?iangsu high technology enterprise ?since 1994. our company own 120 thousand square meters area ,total fixed assets 130 million RMB, and was certified ISO 9002 quality system. The total staff is 580 employees including 6 advanced engineers and 28 middle technicians. In 1998 we established 2 sub-holding companies, Wuxi Ruitong Intellective Technology Co., Ltd and Wuxi Ruitong Motorcycles Co., Ltd , Our technology research center apply American technology and develop the ?olloidal environment protection ?type lead-acid battery for use in electric bicycles,electric scooter,golf vehicles, and our productions have passed the examination by National Battery Testing Center, China National Bicycle Testing Center, Shanghai Quality Testing Center for environment protection, every item can reach or over JB/T10262-2001 standard. Good quality and customer first is our purpose and promise. enclosed is the pictures of the electric bike and our technology parameters. if you want to cooperate with us,please contact us freely! Tel:0086-510-8333533 Fax:0086-510-8331524 Email: rtinfoco@public1.wxs.js.cn you also send us the pictures you want , we can manufacture the electric bike according your requirement. we are waiting for your early reply! best wishes sales manager Xiubing Tang