Chul-Yong CHOI (Cy Choi), was born in 1972, he studied Fiber Art (BA) and Fashion Design (MA) at the Hong-ik University in Seoul. After this he began pushing the boundaries of fashion, design, and art while studying at Domus Academy in Milan, Italy (MA). After graduating he collaborated with Italian and international brands working as design consultant and art director, he also directed the student fashion design department.

In 2009, Chul-Yong CHOI launched Cy Choi with his 2010 S/S menswear collection at MC2 showroom in Paris. The show was based on the theme of "Boundary", highlighting the aesthetic entelechy of clothing.