Start race 2 at a time, racing, team, each team member will be 41-55 people. The race distance is 600-650 m. The winning team will want to compete next time. .
Start the race, the race at a time each team will have 2 team members 41 - 55 people who use the race distance is 600 - 650 meters team won the race will be required to go to next time