| | | Final 20:03 | time |  |  | 1. Ryosuke Irie |  JPN | 1:53.26 | GR |  | 2. Xu Jiayu |  CHN | 1:55.05 |  |  | 3. Kosuke Hagino |  JPN | 1:56.36 |  |  | 4. Im Tae-jeong |  KOR | 1:58.82 |  |  | 5. Lin Shih-chieh |  TPE | 2:03.02 |  |  | 6. Alexandr Tarabrin |  KAZ | 2:04.54 |  |  | 7. Ricky Anggawijaya |  INA | 2:06.41 |  |  | 8. Stanislav Ossinskiy |  KAZ | 2:06.67 |  | 
 | | Venue: Muhak Park Tae-hwan Aquatics Center. | 
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 | World record: Aaron Peirsol (USA) 1:51.92 Rome, Italy 31 July 2009 |  | Asian record: Ryosuke Irie (JPN) 1:52.51 Rome, Italy 31 July 2009 |  | Games record: Ryosuke Irie (JPN) 1:55.45 Guangzhou, China 15 November 2010 | 
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 | Heats - Thursday 25.09 Morning session 09:00 | 
 | | Ranking | time | H |  | 1. Xu Jiayu |  CHN | 1:58.50 | 2 |  | 2. Ryosuke Irie |  JPN | 1:58.93 | 2 |  | 3. Im Tae-jeong |  KOR | 1:59.23 | 2 |  | 4. Kosuke Hagino |  JPN | 2:00.34 | 1 |  | 5. Alexandr Tarabrin |  KAZ | 2:02.45 | 1 |  | 6. Lin Shih-chieh |  TPE | 2:04.13 | 2 |  | 7. Ricky Anggawijaya |  INA | 2:05.55 | 1 |  | 8. Stanislav Ossinskiy |  KAZ | 2:05.99 | 2 |  | eliminated in Heats |  | 9. Trần Duy Khôi |  VIE | 2:06.30 | 2 |  | 10.Lau Shiu Yue |  HKG | 2:07.29 | 2 |  | 11.Daniil Bukin |  UZB | 2:08.39 | 1 |  | 12.Rainer Ng |  SGP | 2:09.10 | 1 |  | 13.P.S.Madhu |  IND | 2:10.13 | 1 |  | 14.Tsung Chao-lin |  TPE | 2:12.93 | 2 |  | -. Li Guangyuan |  CHN | DSQ | 1 | 
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