| Final 19:27 | time |   | L |  | 1. Daiya Seto |  Japan | 1:54.53 |   | 4 |  | 2. Nao Horomura |  Japan | 1:55.58 |   | 5 |  | 3. Li Zhuhao |  China | 1:55.76 |   | 6 |  | 4. Wang Zhou |  China | 1:56.75 |   | 2 |  | 5. Sajan Prakash |  India | 1:57.75 |   | 3 |  | 6. Quah Zheng Wen |  Singapore | 1:57.95 |   | 1 |  | 7. Wang Kuan-hung |  Taipei | 1:58.63 |   | 7 |  | 8. Park Jung-hun |  South Korea | 1:58.67 |   | 8 |   
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| Venue: GBK Aquatic Center. |   
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  Heats - Sunday 19.08 Morning session 10:17 |   
| Ranking | time |   | L | H |  | 1. Daiya Seto |  Japan | 1:57.23 | Q | 4 | 2 |  | 2. Nao Horomura |  Japan | 1:58.06 | Q | 4 | 3 |  | 3. Sajan Prakash |  India | 1:58.12 | Q | 1 | 3 |  | 4. Li Zhuhao |  China | 1:58.21 | Q | 4 | 1 |  | 5. Wang Zhou |  China | 1:58.71 | Q | 5 | 2 |  | 6. Wang Kuan-hung |  Taipei | 1:58.73 | Q | 3 | 3 |  | 7. Quah Zheng Wen |  Singapore | 1:59.17 | Q | 5 | 3 |  | 8. Park Jung-hun |  South Korea | 2:00.57 | Q | 5 | 1 |  |  eliminated in Heats |  | 9. Chang Gyu-cheol |  South Korea | 2:01.85 |   | 3 | 1 |  | 10.Nicholas Lim |  Hong Kong | 2:02.70 |   | 6 | 1 |  | 11.Navaphat Wongcharoen |  Thailand | 2:02.93 |   | 6 | 3 |  | 12.Ong Jung Yi |  Singapore | 2:03.28 |   | 3 | 2 |  | 13.Ho Tin Long |  Hong Kong | 2:05.17 |   | 2 | 3 |  | 14.Cherantha de Silva |  Sri Lanka | 2:05.90 |   | 2 | 2 |  | 15.Artyom Kozlyuk |  Uzbekistan | 2:08.93 |   | 6 | 2 |  | 16.Lin Sizhuang |  Macau | 2:11.16 |   | 2 | 1 |  | 17.Abdul Al-Kulaibi |  Oman | 2:16.06 |   | 7 | 3 |  | 18.Jurmed Batmunkh |  Mongolia | 2:29.50 |   | 7 | 1 |  | 19.Bat-Od Buman-Uchral |  Mongolia | 2:38.27 |   | 7 | 2 |   
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