Ours is one of the biggest battery factory in China. We have several brand factories. Our produce is with R20C,R20S,R6C,R03C,R6P,R03P battery,metal jacket battery,pvc jacket battery and paper jacket batery. Our battery brand is with RAMBO,SONA,ATC,TOPCELL,POWERCELL,MAROOF etc. We also do OEM business.