International
Chess Federation
| Event code | 417784 |
| Tournament Name | MALAYSIAN NATIONAL CHESS CHALLENGER 2025 |
| City | Selangor |
| Country | MAS |
| Number of players | 150 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-04-16 |
| End Date | 2025-04-20 |
| Date received | 2025-04-23 |
| Date registered | 2025-03-25 |
| Type | |
| Time Control | Standard: 90 minutes with 30 second increment from move 1 |
| Zone | |
| Reported mult. round days | 4 |
| Chief Arbiter | Kamaruzaman, Norazwan (MAS) |
| Deputy Chief Arbiter | Wong, Qi Hao (MAS) Abdul Wahab, Najib (MAS) (AO) |
| Sector Arbiter | Haron Narashid, Nurul Farahin (MAS) |
| Arbiter | Ahmad, Muhd Saiful Asyraf (MAS) (SI) Ab Jalil, Abd Aziz (MAS) A Hamid, Harman (MAS) Aswadi, Anis Nadia (MAS) Pooja, Aishwareya (MAS) Mohd Naffi, Muhd Amirul Hakim (MAS) |
| Pairings Arbiter | Syaman, Sendy Yanty (MAS) Wong, Qi Hao (MAS) |
| Chief Organizer | Abdul Wahab, Najib (MAS) |
| Organizer | Wong, Qi Hao (MAS) Ariff, Syawal Aqmar Shahrir (MAS) |
More information: The full list of tournaments received from Malaysia for May 2025