Incorporated in 2004, Guangzhou Ser Battery Technology has been playing a leading role among battery manufacturers, focusing on LiSOCL2 battery,Ultra thin battery,3.0V lithium battery,Lipo battery,LiFePO4 batteries and Portable power station, Our goal is to provide one-stop solution to our clients. Our Products are now widely recognized as reliable products under the brand name SER, so much so that they have been adopted by our satisfied customers into their various devices and equipment.