We produce and supply custom lithium LiFePO4 battery, industrial backup battery systems (Uninterruptible Power Supply - UPS), solar storage batteries designed specifically for each project. Batteries are inspected by the Vietnam Register and have a 30 months warranty, battery specification and capacities will be designed and quoted separately. Please contact us immediately for advice on batteries for your project: Hotline: +84.528.268.888; Email: sale@xingheng.vn