From breaking the ASEAN sub-10-second record to winning the 200 meters and finishing strong in the 4x100-meter relay, “Thep Biu” penned a new history by sweeping 3 gold medals along with 3 new records set.
On 15 December 2025 GMT+7, the athletics events at the 2025 SEA Games became the stage for a new ASEAN legend. “Biu,” 19-year-old Thai national sprinter Puripol Boonsoen, delivered an outstanding performance by sweeping 3 gold medals in every event he competed in, while spectacularly breaking all SEA Games records.
Starting with the highlight of the men's 100 meters, Puripol showcased world-class speed in the heats, clocking 9.94 seconds. He became the first ASEAN runner in history to break the 10-second barrier, simultaneously setting a new SEA Games record, before winning the final with a time of 10.00 seconds to claim gold decisively.
Next, in the men's 200 meters final, Puripol remained unstoppable, powering to first place with a time of 20.07 seconds. This broke his own previous record of 20.37 seconds. The runners-up were from Singapore and Malaysia, respectively, while fellow Thai sprinter Thawatchai Himied finished fourth.
The success did not end there. In the men's 4x100-meter relay final, the Thai national team fielded Thawatchai Himied (leg 1), Puripol Boonsoen (leg 2), Chayut Kongprasith (leg 3), and Saroat Dabbang (leg 4).
The quartet flawlessly executed their baton exchanges and surged to first place with a time of 38.29 seconds, breaking Thailand’s previous SEA Games record of 38.58 seconds set in 2021. This secured the third gold medal for “Thep Biu” perfectly.
Summary of “Thep Biu” Puripol Boonsoen’s achievements at SEA Games 2025
Men’s 100 meters (heats): 9.94 seconds – New SEA Games record
Men’s 200 meters (final): 20.07 seconds – New SEA Games record
Men’s 4x100 meters relay (final, leg 2): 38.29 seconds – New SEA Games record