As a company combines German Technology and Chinese efficiency, we provide the most cost-effective products and services in the Global Market. Tanfon Solar Technology Co., Ltd. is the renewable energy development branch of Allgrand New Energy Co., Ltd., which produces the excellent quality Lead Acid batteries and Li batteries using German Technology and German Experts. With the prupose from our headquater "excellent quality and service to clients", Tanfon Solar also applies German and US chips and Power Amplifer units in our products, including Inverters, controllers, and other solar electrical products, which can ensure the High Quality of our solar products.