Runshi company based in hunan specialized in lithium battery developing,designing & manufacturing. our manufacturing base at guangdong. with experienced engineers in li ion battery industry,we support oem & odm service as customers' requirement. we mainly produce medical device battery, e bike battery, motorcycle battery,robot battery, golf cart battery pack, home & industrial energy storage battery, ev battery , high voltage enegry storage battery and other rechargeable lithium battery packs. and the batteries has got relevant certification such as un38.3, msds, ul, ce etc. with large stock of 18650 cylinder cell, 3.2v lifepo4 battery cell 5ah to 560ah series, lto high discharge rate series, na ion series etc, we can provide our customers a faster & comprehensive service. our mission is to offer safe,high quality ,environmental battery all over the world. we are a trusted business partner and manufacturer to make us a green life..