1. The specific regulations on the restricted hours for trucks in Beijing are as follows: Roads within the Fourth Ring Road (inclusive): No trucks are allowed to pass from 6:00 to 23:00. The main road of the Fifth Ring Road: No trucks carrying more than 8 tons (inclusive) are allowed to pass from 6:00 to 22:00.

2. The restricted hours are as follows: Monday to Friday: morning peak: 7:00-10:00, evening peak: 16:00-20:00. Sundays and statutory holidays: No restrictions on travel throughout the day.

3. From Monday to Friday from 7:00-9:00 and 17:00-20:00, driving on the main and auxiliary roads of the Fifth Ring Road and the roads within it and some roads in Daxing District is prohibited (except on statutory holidays) limit). From Monday to Friday from 9:00 to 17:00, the restricted area is the main road of the Fifth Ring Road, the auxiliary roads and the roads within them (not limited to statutory holidays).