-Important Info-1. Time: • 25th Sep 2021: Opening Ceremony date (Issuing the running number for athletes)• 25th Sep 2021: Marathon Day 2. Meeting point: Tam Quan Gate, Trang An, Ninh Binh 3. Eligible participants:• Athletes who are Vietnamese citizens and foreigners who fully meet the provisions of the Charter of the Race. • Athletes participating in distances 42km, 21km must be 16 years of age or older and complete registration with the Organizers • Athletes under the age of 16 must have their responsible guardian and sign the “Liability waiver”. • Child athletes under 12 years old must have a parent or guardian to watch and take responsibility during the race.4. Cut-off time: Participants must be able to complete the route, from the starting line to the finish line, within the time specified as follows: • 42km with a maximum completion time of 7 hours. • 21km with a maximum completion time of 3 hours 30 minutes. • 10km with a maximum completion time of 1 hour 30 minutes. • 5km with a maximum completion time of 1 hour.• Note: There will be a vehicle/person in the bolt line, the athletes who are slower than the car will be invited onboard and are deemed to fail to finish the event. 5. Prizes:The distances will have award categories for Men and Women as follows:• 42km: 01 First, 01 Second, 01 Third - Men, Women• 21km: 01 First, 01 Second, 01 Third - Men, Women• 10km: 01 First, 01 Second, 01 Third - Men, Women• 5km: 01 First - Men, Women6. Competition results - The competition results will be recorded by the time meter mounted on the BIB, starting counting when the athlete crosses the start line and stops when he/she crosses the finish line. - An athlete may not be recognized as a finisher if: • Has been detected wearing more than 2 timing devices. • The athlete's completion time exceeded the cut-off time. • Unusual absences on the route confirmed by referee and video recording equipment. • The official results will be announced by the Organizers on the website of the race. Athletes have the right to complain, request verification of the results of their own or other athletes, together with clear evidence. Claim requests should be submitted to Organizers by October 05, 2021. • The awards will be officially announced by the Organizers on race day. All complaints about First, Second, and Third places in all events must be made before 09:30 am on September 26, 2021. • It is the athlete's responsibility to comply with the rules and instructions of the Organizers on the route to ensure accurate results. • The decision of the Organizers is the final one.7. Race supervision: • Athletes leaving the route will not be allowed to return for any purpose. Athletes who intentionally shorten the route ("take a shortcut") will be disqualified from the race. The fraudulent acts are evidenced by race referees, members of the Organizers, and video security equipment. • Athletes participating in the race without an official event BIB number, without a timing device or a timing device other than their own will be disqualified from the following competitions by the Organizers. • Athletes may not receive any assistance by wheeled or motor vehicles while in competition condition. Except for athletes with disabilities with permission from the Organizers. • Athletes must not bring animals, explosives, flammable substances, compressed air, toxic substances, and anything that could endanger or inconvenience others into the route.8. Other regulations:• In accordance with applicable Athletics Laws. • Athletes must follow the marked track, obstacles on the route will be alerted to the athletes. • Food, water, and medical support will be provided by the Organizing Committee on the track, no outside help is allowed.• Costumes: pants, shirt, sports shoes. In addition, you can bring hats, glasses, sunscreen…. • The number pad must be affixed to the front of the athlete's chest and must be worn at all times during the race. • Everyone must maintain general hygiene, do not litter on the track and in public places. • The winning athlete with the least time on the track will be saved by the software on the race results page. • Athletes should bring mobile phones and save the number of members of the Organizing Committee and ambulance in case of need; the Organizers will provide ambulance every day. • Athletes must sign a "Liability Waiver" when participating in the tournament.