He was identified as a very promising talent in his childhood, and was selected by Anyang LG Cheetahs in the 2000 draft following his graduation from Bupyeong High School.

Despite his early promise, his professional career at Anyang was particularly successful, playing as a wing-back together with then-teammate Lee Young-pyo.

After short spells playing for Incheon United and J1 League side Shimizu S-Pulse, Choi joined Pohang Steelers.

At the Olympics, South Korea finished second in Group A, making it through to the next round, but was defeated by eventual silver medal winners Paraguay.

FC Seoul Shimizu S-Pulse Pohang Steelers Jeonbuk Hyundai Motors South Korea U23 Individual