This is the first grading pattern in the path to Taekwondo black belt. There are 19 moves and to remember and it introduces some more foundational skills. Chon-Ji introduces core techniques: - Walking stance (gunnun sogi) - Low block (najunde makgi) - Middle punch (kaunde jirugi) - Rising block (chookyo makgi) The cross pattern creates four lines representing the four cardinal directions, establishing spatial awareness and directional changes fundamental to all patterns.