Duel of Fists

Duel of Fists Chinese Quan Ji or Kuen gik is a 1971 Hong Kong martial arts film directed by Chang Cheh and starring David Chiang and Ti Lung. Filmed on location in Bangkok, the story concerns a Hong Kong engineer Chiang who goes to Thailand to find his longlost halfbrother Ti Lung, who is a Muay Thai boxer.

So Fan Ko catches a Cathay Pacific flight to Bangkok Airport and is met by a family friend and booked into a room at the Dusit Thani Hotel. Leaving behind the suitandtie of his job, hes dressed in the colorful fashions of the day.At that moment in Thailand, it is Songkran, the Thai new year, when revellers splash water on each other. ........

Source: Wikipedia