Badminton doesn't have official 'grand slams' like tennis — but the Super 1000 tournaments are widely treated as them: the All England, Indonesia Open, China Open and Malaysia Open. This guide explains what makes these four events the sport's biggest, how 'grand slam' is also used for a player winning every major title (Lin Dan's feat), and how the Super 1000s sit at the top of the BWF World Tour, with prestige and points to match.
