2018 FIBA Under-18 Asian Championship
The 2018 FIBA Under-18 Asian Championship was the 25th edition of the Asian Championship for Junior Men aged 18 years old and below. The tournament was held in Nonthaburi, Thailand from August 5 to 11.
held off, 72−63, to win their first-ever Under-18 Asian title in their debut, while avenged their Preliminary Round loss to the, 76−57, to secure third place in the final day of competition. The top four teams qualified and will represent FIBA Asia in the 2019 FIBA Under-19 Basketball World Cup in Greece.
Qualification
| Subzone | Automatic Qualifier | Additional berths from the previous championship | Total |
| Host Nation | 1 | 1 | |
| Defending FIBA Under-18 Asian Champions | 1 | 1 | |
| Central Asia | 1 | 0 | 1 |
| East Asia | 2 | 2 | 4 |
| Persian Gulf | 2 | 0 | 2 |
| South Asia | 1 | 0 | 1 |
| Southeast Asia | 1 | 1 | 2 |
| West Asia | 1 | 1 | 2 |
| FIBA Oceania | 2 | 0 | 2 |
| Total | 12 | 4 | 16 |
Qualified teams
- Host Nation
- *
- Defending Champions
- *
- Central Asia
- *
- East Asia
- *
- *
- *
- *
- Persian Gulf
- *
- *
- South Asia
- *
- Southeast Asia
- *
- *
- West Asia
- *
- *
- Oceania
- *
- *
Format
Draw
Prior to the draw, the 16 teams were separated into 4 pots based on the latest FIBA Boys' World Ranking, as shown within the parenthesis.| Pot 1 | Pot 2 | Pot 3 | Pot 4 |
The Draw ceremony was held on July 6 at Mono 29 Stadium in Nonthaburi, Thailand. Teams in each pot were distributed into four groups, with the host nation picking their group. Thailand eventually decided to be drawn in Group C, along with Bahrain and newcomers Australia & New Zealand.
| Group A | Group B | Group C | Group D |
Venues
Most games were held at Stadium 29, located in the Bangkok suburb of Nonthaburi. A few games were held at the Thai-Japanese Bangkok Youth Center in Bangkok.Preliminary round
All times are local .Group A
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Group B
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Group C
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Group D
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Final round
Brackets
;5-8th place
Qualification round
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Quarterfinals
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5th-8th place semifinals
----Semifinals
----7th place game
5th place game
Bronze medal match
Final
Statistical leaders
Players
;Points| Pos. | Name | PPG |
| 1 |  Lee Hyun-jung | 26.0 |
| 2 |  Rajeev Kumar | 22.0 |
| 3 |  Ahmad Rashed | 21.5 |
| 4 |  Wang Quanze | 20.0 |
| 5 |  Keisei Tominaga | 19.3 |
;Rebounds
| Pos. | Name | RPG |
| 1 | Wang Quanze | 13.0 |
| 2 |  Ariel John Edu | 11.5 |
| 3 |  Amirhossein Rezaeifar | 11.3 |
| 3 |  Jonah Morrison | 11.3 |
| 5 | Lee Hyun-jung | 10.3 |
;Assists
| Pos. | Name | APG |
| 1 | Lee Hyun-jung | 6.0 |
| 2 |  Flynn Macpherson Cameron | 5.6 |
| 3 | Guo Haowen | 5.4 |
| 4 | Xu Jie | 4.9 |
| 5 | Ehsan Dalirzahan | 4.3 |
| 5 |  Tamuri Wigness | 4.3 |
| 5 | - | - |
| 5 | - | - |
;Steals
| Pos. | Name | SPG |
| 1 | Lee Hyun-jung | 3.3 |
| 2 | Rajeev Kumar | 3.0 |
| 3 | Lin Lin | 2.5 |
| 3 | Lin Yan-ting | 2.5 |
| 5 | Flynn Macpherson Cameron | 2.4 |
;Blocks
| Pos. | Name | BPG |
| 1 | Princepal Singh | 3.3 |
| 2 | Ariel John Edu | 2.8 |
| 3 | Amirhossein Rezaeifar | 2.3 |
| 4 | Samson Froling | 2.0 |
| 4 |  Ameer Kasab | 2.0 |
| 4 | Jonah Morrison | 2.0 |
| 4 | Harshwardhan Tomar | 2.0 |
;Other statistical leaders
| Stat | Name | Avg. |
| Field goal percentage | Kyle Bowen | 70.4% |
| 3-point FG percentage | Park Moo-been | 53.8% |
| Free throw percentage | Keisei Tominaga | 85.7% |
| Turnovers | Arvind Krishnan | 5.5 |
| Fouls | Lin Cheng | 4.3 |
Final Rankings
| Position | Team | Record |
| 6–0 | ||
| 5–2 | ||
| 5–2 | ||
| 4th | 4–2 | |
| 5th | 5–2 | |
| 6th | 4–2 | |
| 7th | 3–4 | |
| 8th | 3–3 | |
| 9th | 2–2 | |
| 10th | 1–3 | |
| 11th | 1–3 | |
| 12th | 1–3 | |
| 13th | 0–3 | |
| 14th | 0–3 | |
| 15th | 0–3 | |
| 16th | 0–3 |