The general office of Henan Provincial People's government issued guidance on further accelerating the development of new energy vehicle industry, which mentioned that relying on backbone enterprises and R & D institutions, accelerate the technological innovation of battery anode and cathode, diaphragm, electrolyte and battery management system, strengthen the technical breakthrough of lithium battery, sodium battery and fuel cell system with high strength, lightweight, high safety, low cost and long life, and accelerate the development of graphene cathode Research, development and industrialization of key battery materials such as nano silicon anode, solid-state power battery and lithium sulfur battery technology. Promote the transformation and upgrading of power battery enterprises, expand production capacity, introduce and cultivate leading power battery enterprises, and accelerate the formation of 100 billion power battery industry clusters.