Li Auto L9 adopts Hesai AT128 for Li AD Max
Hesai Technology identified AT128 lidar for Li Auto’s Li Auto L9 production vehicles.

Evidence notes
- Li Auto identified Hesai’s 128-channel AT128 as the forward-facing lidar used by the L9’s Li AD Max driver-assistance system.
- The vehicle configuration used AT128 for long-range perception, with the sensor producing more than 1.53 million points per second.
- Hesai said AT128 was scheduled to enter mass production at its Maxwell factory by the end of 2022.
Company context
Hesai Technology develops lidar sensors for autonomous mobility, robotics, industrial automation and smart infrastructure applications.