The supplementary THSR adult ticket offers discounted fares according to specific travel dates as follows： Ride Date until June 30, 2024: 20% off the regular fare for the standard car, and 15% off the regular fare for the business car. Ride Date starting from July 1, 2024: Monday to Thursday, 22% off the regular fare for the standard/business car; Friday to Sunday and specific holidays, 15% off the regular fare for the standard/business car.