How old can a bus driver drive?

According to Article 37 of the Regulations on the Application and Use of Motor Vehicle Driving Licenses, drivers who have reached the age of 60 and are allowed to drive large buses, tractors, city buses, medium-sized buses and large trucks should go to the vehicle management office where the motor vehicle driving license is issued to renew their motor vehicle driving licenses for small cars or small automatic cars. So the bus can only drive until the age of 60.