The historical article introduces GB 39901-2025 and describes mandatory AEB for light vehicles from 1 January 2028 as a major change in collision prevention.
1. Three changes
- Mandatory installation replaces voluntary adoption; the source states that non-compliant vehicles cannot be sold.
- Coverage expands to pickups and small commercial trucks.
- Protection extends to pedestrians, bicycles and motorcycles.
2. Phased timetable
- 1 January 2027: requirements apply to applications for approval of new vehicle types.
- 1 January 2028: the source describes full mandatory implementation.
3. Technical provisions
- Twelve additional definitions clarify terms such as collision warning and self-check functions.
- Automatic self-checks after activation and continuous monitoring during driving.
- Additional scenarios include pedestrians crossing unexpectedly and bicycles emerging from obscured locations.
4. International comparison and outlook
The source refers to European AEBS experience and presents China's requirements as a further improvement. It describes AEB as a foundation for future automated driving and wider collision protection on roads and urban streets.