Rack ESS 51V

SHENZHEN KOKO ELECTRONIC CO., LTD, is a professional micro grid energy storage solution provider from China. It was founded in 2013, we started mobile battery factory since 2008, and we have more than 16 years of OEM experience, our main brand is "JOYKOO". JOYKOO specializes in the production of high-quality lithium batteries. we choose the biggest brand cells manufacturer in China, Our advanced manufacturing facilities and stringent quality control processes ensure that our batteries meet the highest standard of performance, safety, and reliability. we have all professional testing equipment like capacity testing machine, laser welding machine, cell function sorting machine, battery module function testing machine and aging testing machine.