Tiger Man(1978)

Don Won's father dies and his home is burned, so he decides to go off to learn kung fu. 10 years later in the city of Taipei, Don interferes with the Tongs while defending his best friend.The gangsters swear that Don can never hide, they’ll find him and kill him. Don's mom gives him money that she saved and tells him to go to America where he'll be safe, but it's not enough, so he ends up in Hong Kong and the gangsters catch up to him again.