(Beijing, September 21)The "Good Luck Beijing" 2007 International Mountain Bike Invitational Competition will open at the Laoshan Mountain Bike Course on September 22. The highest elevation of the course is said to be 130 meters, and the total length is about 4.52 kilometers, with the minimum width being 2.5 meters and maximum 8 meters respectively. The bumpy road will not only test the courage and technique of the riders, but also offer the spectators a wonderful international mountain bike competition. Pictures show the participaning riders relax after the pre-tournament training on September 20.