How often does the bus stop when the elderly travel in groups?

Four hours. According to the inquiry of China Travel Service. The coach stops at the service area at least every 4 hours. According to Article 62 of the Regulations for the Implementation of the Road Traffic Safety Law, those who drive a motor vehicle continuously for more than 4 hours must stop and rest for more than 20 minutes to ensure that they are not tired of driving, and organize tour buses to stop in the service area for at least 4 hours.