Singer Choi Siwon attended the production presentation of MBC Everlon 'yacht Expedition' on the cable channel at Stanford Hotel in Sangam-dong, Seoul on the morning of the 12th.
'yacht Expedition' is a documentary entertainment program that shows the process of challenging the Pacific Ocean voyage by four men who dreamed of adventure by riding yacht. Captain Kim Seung-jin, Jingu, Choi Siwon, Jang Ha and Song Ho-joon, who succeeded in traveling around the world alone with the first weaponless port in Korea,
About Super Junior
Super Junior, also known as SJ or SuJu, is a South Korean boy band formed by Lee Soo-man, the founder of SM Entertainment in 2005. They are also dubbed by the media as the "King of Hallyu Wave" due to their prominent contributions in Korean Wave.
 Wikipedia