Shenzhen Xinruirong Battery Science and Technology Co., Ltd. is a professional manufacturer of lithium ion batteriesÿªa subsidiary company of Ningbo Jinhe New Material Group. Our company specializes in designing and manufacturing Li-ion batteries, which widely used in mobile phone, mp3 player, mp4 player, digital cameras, PDA ect. Now, we provide more than 300 various capacities batteries range from 200mah to 2200mah. All of our lithium cobalt oxide material for the li-ion battery is imported by our head company, JINHE, it highly reduce our cost and guarantee our quality.