Winchester Choi Kwang Do (CKD) is a non-competitive Martial Art suitable for Men, Women, and Children, of all ages and abilities. CKD can improve your levels of fitness, self-confidence and increase your awareness of self-defense and your ability to defend yourself. Our highly trained and friendly team of Male & Female instructors are ready to help you achieve your goals. Choi is suitable for all ages from 5 to 85, all abilities.