On June 12, 2013 Choi’s TKD hosted Korean Junior National Poomse Champions and their coach Master Heo to participate in poomse seminar in Scotts Valley. This event was to promote exchange of training techniques, as well as to form a close friendships with Arumchan Korea, a premier training center in Korea, where some of the most elite taekwondo students in Korea train. During the seminar, the students learned about the latest trend in International Poomse competitions and how to become more competitive. In July Grand Master Choi visited Master Heo and his students at Arumchan Korea to form a formal “sister school” relationship. Coach Heo and Grand Master Choi established a exchange program for interested instructors and students.