Mixed Martial Arts (MMA) fighter Aung La N Sang (R) of Myanmar fights against Ken Hasegawa of Japan during the middleweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Samy Sana of France (L) fights against Sorgraw Petchyindee Academy of Thailand during the catchweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Mixed Martial Arts (MMA) fighter Aung La N Sang (R) of Myanmar fights against Ken Hasegawa of Japan during the middleweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Samy Sana of France (R) fights against Sorgraw Petchyindee Academy of Thailand during the catchweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Mixed Martial Arts (MMA) fighter Aung La N Sang (R) of Myanmar fights against Ken Hasegawa of Japan during the middleweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Rafael Nunes of Brazil (R) fights against Tetsuya Yamada of Japan during the featherweight match at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)

Mixed Martial Arts (MMA) fighter Aung La N Sang (Front) of Myanmar celebrates after the middleweight match against Ken Hasegawa of Japan at ONE Championship martial arts event in Yangon, Myanmar, on June 29, 2018. (Xinhua/U Aung)