YUNTONGisoneoftheleadingprofessionalmanufacturerforbatterysince1992,startedfromSealedLead-Acidbattery,thentoNI-MHandmostadvancedtechnologyLithium-ionandLithiumPolymerbatteries.AllbatteriesarewithUL,CEapprovals.Ni-MHandLithiumbatteriesarealsowithRoHScertification.Weinsistonsupportingcustomershighqualitybatteriesbasedoncustomers-satisfiedservice,nowourYUNTONGbrandisaveryfamousbrandinbatterymarket,speciallyinUSA,EuropeandJapan.