[1] Cho, who was educated at Icheon High School, competed at the 1998 World Junior Championships, winning a silver in the mixed doubles and a bronze in the boys' doubles events.

[2] At the young age, Choi clinched his first senior international tournament title at the 1997 Korea International in the mixed doubles event, partnering with Lee Hyo-jung.

[3] He won double titles at the 1998 Sri Lanka International, winning the men's and mixed doubles event.

[4] Choi trained at the Gimcheon city, graduated from the Inha University, and was a former South Korea national team coach.

This biographical article relating to a South Korean badminton figure is a stub.