1, large-capacity energy storage device: born with a large capacity power pack can be used as a storage device for the formation of solar power generation, wind power generation, the cost is about 20% of a brand new lithium battery (according to the data published by Sumitomo Corporation), in 2011 the State Grid and BYD have such a cooperation project.

2、Low-speed vehicle energy supply: for electric vehicles with weak power/range requirements, such as golf carts, park commuters, factory AGV self-driving transport vehicles, etc.

3、Energy supply for infrastructure facilities: for communication base stations, street lights and other devices as energy storage equipment.

4, UPS uninterruptible power supply: General Motors has used five groups of Chevrolet Volt used batteries to form a home backup power supply, full power for 3-5 ordinary American families in the power outage and then use 2 hours. Similarly, it can be used for business purposes.