The Union Cycliste Internationale (UCI) Gran Fondo World Series is a series of UCI-sanctioned races held all over the world. Tour de Bintan is one of the only 2 races in Asia and 21 in the world where participants can obtain their ticket for the official UCI Gran Fondo World Championships in different age groups. The top 25% in each age group to the UCI Gran Fondo World Championships, where the champions are awarded with the coveted rainbow jersey.
There are qualifier events for both road-races and time-trial. The UCI Gran Fondo World Championship will crown the new UCI World Champions in Road racing and Time-trial in Varese, Lombardia (Italy) on 1-2 September 2018.