Shanghai zhengke motor car technology development co.,ltd is a profession company for gathering the development, producing, selling, lithium battery give or get an electric shocking moving the bicycle, lithium leaving the son battery in integral whole.Lithium that current production 36 V with 24 V two greatest series,6 Ah,8 Ah,10 Ah,11 various specifications of Ahses leave the son motive the battery, product to primarily used for the every kind of electricity to move bicycle, skateboard car...etc..zhengke " the lithium battery electricity move Chinese and part of regions of hot Sale of bicycles and export Europe and America, Southeast Asia etc. country.