About
YIC Taekwondo offers Taekwondo classes that include sparring classes, an adult class, Team Elite Sparring Competition, Team Elite Poomsae Competition, and private lessons. Sparring Class is available for ages 5 and up, and becomes mandatory for students at Blue Belt, with required equipment available for purchase in the office. Team Elite Sparring and Team Elite Poomsae focus on competition, and private lessons are offered in 30-minute one-on-one sessions with a master instructor.
• Ages: 5–18 years old
• Schedule: Business hours Monday–Friday 11am–9pm and Saturday 9am–1pm; Team Elite Sparring and Team Elite Poomsae run in 10‑month seasons meeting 2 times per week; private lessons are 30 minutes each
• Price: Basic Program Age 5–17, all belts: 2x per week is $220/month and unlimited class is $250/month; Adult Class Age 18+, all belts: YIC Adult is $60/month and Non YIC Adult is $85/month; Team Elite Sparring Competition and Team Elite Poomsae Competition each cost $1,000 per 10‑month season (2x per week); Private Lessons are $40 for a 30‑minute one‑on‑one with a Master or $100 for a package of 3
Grandmaster Young In Cheon leads YIC Taekwondo and served as the head coach for the 2000 USA TKD Olympic Team. Grandmaster Young In Cheon has been teaching in Diamond Bar for over 26 years. The leadership team includes Grandmaster Young In Cheon, Master Alan, Head Master Chino Hills, Master Louis, Master Leanna, Jr. Instructor Ian, Jr. Instructor Margaret, and Jr. Instructor Rena. YIC Taekwondo states that it uses Taekwondo as a tool to promote a more positive and healthier lifestyle in each student, with instructors aiming to make each class a positive learning environment while instilling traditional values of respect and discipline, and describes improved discipline, confidence, mental alertness, and goal setting skills as positive results of a dedicated Taekwondo student. YIC Taekwondo describes its goal for Team Elite Sparring and Team Elite Poomsae as participating in tournaments and attending Nationals, and notes that both teams are invite only and require enrollment in the basic program. YIC Taekwondo is described as the home of the head coach for the 2000 USA TKD Olympic Team and states that it works with students of all ages to help develop a healthy body and strong mind.
One Yelp reviewer, Susie S., describes her two 4.5‑year‑old children starting in the Tiny Tigers class in June 2015, initially watching from the sidelines before joining in, and reports that they completed their first belt testing on 8/29 and that she observed progress in their discipline. Another Yelp reviewer, Christine M., reports that her son has been at YIC for about three years since relocating to Southern California, is now in black belt training and expected to receive it in April, and notes that staff members including Ms. Ann and Master Alan strive for the best of the students and that her son has learned respect, discipline, and self‑defense.
Last updated July 6, 2026.
• Ages: 5–18 years old
• Schedule: Business hours Monday–Friday 11am–9pm and Saturday 9am–1pm; Team Elite Sparring and Team Elite Poomsae run in 10‑month seasons meeting 2 times per week; private lessons are 30 minutes each
• Price: Basic Program Age 5–17, all belts: 2x per week is $220/month and unlimited class is $250/month; Adult Class Age 18+, all belts: YIC Adult is $60/month and Non YIC Adult is $85/month; Team Elite Sparring Competition and Team Elite Poomsae Competition each cost $1,000 per 10‑month season (2x per week); Private Lessons are $40 for a 30‑minute one‑on‑one with a Master or $100 for a package of 3
Grandmaster Young In Cheon leads YIC Taekwondo and served as the head coach for the 2000 USA TKD Olympic Team. Grandmaster Young In Cheon has been teaching in Diamond Bar for over 26 years. The leadership team includes Grandmaster Young In Cheon, Master Alan, Head Master Chino Hills, Master Louis, Master Leanna, Jr. Instructor Ian, Jr. Instructor Margaret, and Jr. Instructor Rena. YIC Taekwondo states that it uses Taekwondo as a tool to promote a more positive and healthier lifestyle in each student, with instructors aiming to make each class a positive learning environment while instilling traditional values of respect and discipline, and describes improved discipline, confidence, mental alertness, and goal setting skills as positive results of a dedicated Taekwondo student. YIC Taekwondo describes its goal for Team Elite Sparring and Team Elite Poomsae as participating in tournaments and attending Nationals, and notes that both teams are invite only and require enrollment in the basic program. YIC Taekwondo is described as the home of the head coach for the 2000 USA TKD Olympic Team and states that it works with students of all ages to help develop a healthy body and strong mind.
One Yelp reviewer, Susie S., describes her two 4.5‑year‑old children starting in the Tiny Tigers class in June 2015, initially watching from the sidelines before joining in, and reports that they completed their first belt testing on 8/29 and that she observed progress in their discipline. Another Yelp reviewer, Christine M., reports that her son has been at YIC for about three years since relocating to Southern California, is now in black belt training and expected to receive it in April, and notes that staff members including Ms. Ann and Master Alan strive for the best of the students and that her son has learned respect, discipline, and self‑defense.
Last updated July 6, 2026.
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