Located in Bao'an Shenzhen, Shenzhen Powapacs is a professional technical manufacturer with an experienced R&D team. We have the professional engineer to enlarge the power efficiency from solar panel to solar generator. We have high quality control of battery cell to confirm the power input and output efficiency. With high speed solar cells machine as well, our production speed is faster than most factories in China. Our aim is best quality, suitable cost and fast service.