Full name
sang hyun kim

Birthdate
January 18, 1955

Debut
On September 25, 1973, in Busan, South Korea, he beat Kyung-Woon Park on points in four rounds.

won the world title
On December 30, 1978, in Seoul, he defeated the Thai Saensak Muangsurin by technical knockout in 13 rounds and retained the WBC super lightweight title.

Lost His Title
In his fourth defense, on February 23, 1980 in Seoul, Saoul Mamby technically knocked him out in 14 rounds.

Withdrawal
On April 2, 1983, in Atlantic City, Aaron Pryor defeated him by technical knockout in three rounds, when he disputed the WBA super lightweight title.