Casting calls were accepted online. Participation was only available for contestants over the age of 18.
Judges' timeline[]
Judge
Seasons
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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Season summary[]
Season
Premiere
Finale
Winner
Runner-up
Third place
Judges (chair order)
1
2
3
1
April 15, 2004
June 17, 2004
???
???
???
2
April 21, 2005
June 23, 2005
???
???
???
3
April 13, 2006
June 15, 2006
???
???
4
April 19, 2007
June 21, 2007
???
???
???
5
April 17, 2008
June 19, 2008
6
April 23, 2009
June 25, 2009
???
???
7
April 15, 2010
June 17, 2010
8
April 28, 2011
June 30, 2011
???
???
???
9
April 26, 2012
June 28, 2012
???
???
10
April 18, 2013
June 20, 2013
???
11
April 10, 2014
June 12, 2014
???
12
April 23, 2015
June 25, 2015
???
13
April 21, 2016
June 23, 2016
???
???
???
14
April 13, 2017
June 15, 2017
15
April 19, 2018
June 21, 2018
???
16
April 11, 2019
June 13, 2019
17
April 16, 2020
June 18, 2020
???
???
???
18
April 22, 2021
June 29, 2021
Cancellation[]
Only days before the season 17 finale aired, DragonTV announced that season 18 would be the last. Since the show's inception in 2004, it peaked in viewership at roughly 50 million viewers per episode in 2007, slipping to nearly 10 million viewers per episode in 2013, and down further since with an average of about 7.20 million viewers per episode in 2020.