What is the following distance when driving below 100 km/h on a highway?

[Ortega]

When driving below 100 km/h on a highway, the following distance should not be less than 50 meters. Relevant regulations: According to Article 80 of the "Implementation Regulations of the Road Traffic Safety Law of the People's Republic of China", when a motor vehicle is driving on a highway at a speed exceeding 100 km/h, it should maintain a distance of more than 100 meters from the vehicle in front in the same lane. When the speed is below 100 km/h, the distance from the vehicle in front can be appropriately reduced, but the minimum distance should not be less than 50 meters. Relationship between visibility, speed, and following distance: Visibility less than 500 meters but greater than 200 meters: speed should not exceed 80 km/h, and the following distance should be more than 150 meters. Visibility less than 200 meters but greater than 100 meters: speed should not exceed 60 km/h, maintaining a driving distance of more than 100 meters. Visibility less than 100 meters but greater than 50 meters: speed should not exceed 40 km/h, with a following distance of more than 50 meters. Visibility less than 50 meters: vehicles are prohibited from entering the highway.