Ningbo Gangsheng focused on energy storage area for many years, provide customer with innovative products of lithium battery (portable power station, generator) and lead acid battery (auto battery). We have two production base, one factory located in Hunan,China, produce lithium battery; another factory located in Cambodia, produce lead acid battery. In each factory, we have a strong R&D team, they come from famous university and with long time experience in energy area, so we can provide product with best technology in battery industry. Factory use advanced automatic equipment for all production process, it moving in high efficiency, and quality ensured, also with large daily output.Currently we provide lithium battery portable power station from 154W to 6000W and full series MF lead acid battery, dry charged lead acid battery. For energy storage products, we can be you most reliable partner.