In 2025, the beginning was not satisfactory with the Thi Kim Ngan River, the young boxer of Lao Cai. At the Boxing Championship of the national teams nationwide 2025, Kim Ngan lost early in the quarterfinals when against Ho Thi Thanh Nhan (Ho Chi Minh City). Thanh Nhan then reached the final and won the final gold medal.
One month after the Boxing Championship of the national teams nationwide 2025 closed, the Thi Kim Ngan River entered the international journey. Kim Ngan's weight class has 5 fighters competing, and she has to play from the quarterfinals. The representative of Vietnam surpassed Roshni Ghalan (Nepal), then Fariza Yoqubova (Tajikistan).
The opponent of the Thi Kim Ngan River in the final is Tomiris Myrzakul, Kazakhstan boxer. Tomiris Myrzakul started better in the gold medal match, when she continuously attacked Kim Ngan with effective blow combinations. 4/5 assessment of Kazakh fighters won in this Hiep.
Entering the second half, Tomiris Myrzakul continued to maintain the attack. However, Kim Ngan has many effective return situations. Surprisingly, the transcript appeared, where 3/5 assessment of Vietnamese fighters won. After 2 rounds, the two sides temporarily joined together and the opportunity was intact for Kim Ngan.
In the last half, Tomiris Myrzakul even attacked stronger. When the match was about 1 minute, she had a strong blow hit Kim Ngan's face, causing the referee to count with Vietnamese boxers. In the publication of the point, Tomiris Myrzakul also thought he won, but suddenly took place when the result of the winner was Vietnamese fighters.
The victory of Thi Kim Ngan River helped Boxing Vietnam to have the second gold medal at the Boxing U22 and Asian Championships 2025.