The 2018 BWF season was the overall badminton circuit organized by the Badminton World Federation (BWF) for the 2018 badminton season to publish and promote the sport. The world badminton tournament in 2018 consisted of: 1. BWF Tournaments (Grade 1; Major Events) * BWF Men and Women's World Team Championships (Thomas & Uber Cup) * BWF World Championships 2. BWF World Tour (Grade 2) 3. Continental Circuit (Grade 3)BWF Open Tournaments: BWF International Challenge, BWF International Series, and BWF Future Series. The 2018 BWF season calendar comprised these six levels of BWF tournaments.