http://pastport.jp/user/acebattery ja-JP We are focusing on Li-ion and LiFePO4 battery cell and pack sales, R&D and production for diversified markets such as medical, military, material handling, power tool, ESS, UPS and LEV etc. 2021-12-07T17:37:51+0900 http://pastport.jp/user/acebattery/timeline/Shenzhen%20Ace%20Battery%20Co.%2C%20Ltd. acebattery http://pastport.jp/user/acebattery/timeline/Shenzhen%20Ace%20Battery%20Co.%2C%20Ltd.