There are now many international tournaments, sponsored in different countries.
The tournament was sponsored for a number of years by tobacco brands.
The tournament has been sponsored by a number of institutions in recent years, which have also lent their name to the competition.
The tournament in 2012 will be sponsored by Betfair for the first time.
Since 1984 the tournament has been exclusively sponsored by Yonex.
The tournament was sponsored for the last time by Sky Bet after five years.
In the late seventies he began to sponsor tournaments.
The tournament is sponsored by the Wuxi people government.
This is the first season that the tournament is sponsored by Budweiser.
The tournament was sponsored and cash prizes were awarded.
