Hunan Province Yinfeng New Energy Co., Ltd. (Yinfeng New Energy), focusing on developing high-power and large-capacity energy storage systems, is dedicated to the research, manufacture and commercialization of vanadium redox flow batteries (VRFBs) for energy storage field.

As a high-tech enterprise, the company has obtained the certification of ISO9001 quality management system and become one of the national industry standard formulation units. The company owns core technical team and nearly 40 patents, and has made breakthrough progress in the key technologies of VRFBs, including core stack design, electrolyte preparation, system integration design, as well as the application in the fields of photovoltaic power generation, off grid power supply system and smart grid, etc.