Shijiazhuang Runzhifeng Biotechnological Co. Ltd is one of the top photovoltaic module manufacturers in China. The power of solar panels ranges from 5W to 560W. It's with an annual production capacity of 900MW, covering 70000 square meters. our factory Solar has engaged in R & D, production, and exporting of solar module products for many years. Our solar products have been exported to more than 30 countries worldwide. Depending on super quality & multiple services, it gets all positive feedback from customers.Together with our product advantage, we can design professional PV system solutions, produce reliable system products, and provide satisfying after sale service. With professional system engineer teams and EPC installer teams, we provide professional, reliable, and trustful system solutions for you. With advanced hi-tech equipment, our company has now an automatic production line and strictly controls raw material inspection, production procedure, and finished product inspection. All products have passed theGerman TUV IEC,UL(US)JET(Japan),CSA(Canada), CEC(Australia) and CE certificates