How to transfer Dongguan Hengying ternary lithium battery back to the original factory setting?

Dongguan Hengying ternary lithium battery returning to factory setting method;

1. Open the driver's door.

2. Press the brake pedal, turn the key and start the engine.

All the instrument lights are on, which proves that the engine has started.

4. Press the lock key of the driver's door, and don't release it after pressing it.

5. Press and hold for more than 5 seconds, and the battery can be reset.