Difung Energy is a Professional Manufacturer of Power Banks and Solar Chargers.We succeed because we are a fast, flexible and efficient manufacturring partner that our clients can rely on. Over the years, we have made substantial investments in design, development and manufacture. Our state-of-the-art facilities enable us to provide every manufacturing process -- design, tooling, molding, assembly, production and distribution. Let us take your product comcept from a design into reality. Also we support OEM & ODM service for our customers.