Nio aims to have more than 1,700 battery swap stations in China by the end of 2023.

Nio unveils its third-generation battery swap station, storing up to 21 batteries with a maximum service capacity of 408 times per day. They will be available starting in March 2023.

Nio launches 500-kW ultra-fast charging pile with a maximum current of 660A.

Nio's charging network is open to other brands, and 80.5 percent of its power is used by vehicles of other brands.

To date, Nio has 97 Nio Houses and 298 Nio Spaces worldwide.

William Li, founder, chairman and CEO of Nio, began his presentation.