Profile: Guangzhou Great Power Energy & Technology Co., Ltd. specializes in providing primary batteries. Our products include Li-FeS2, Li-MnO2, and Zinc-Air battery, rechargeable batteries, such as Ni-MH, Polymer Li-ion, cylindrical Li-ion and square aluminum shell Lithium battery. We specialize in on/off-grid energy storage system, and battery raw material recycling. Standard Modules feature small size, high voltage and big capacity-traditional lead-acid battery, standard server size that can be bulit in 19 inch rack-save room, wide operating temperature range, and production of single cells.