한 Double S 301 Double S 301 (더블에스301) is a South Korean Boy Group that debuted in 2016. They consist of 3 members: Heo Youngsaeng, Kim Hyung Jun and Kim Kyujong. Read All General Information International Stage Name : Double S 301 Domestic Stage Name : Pronounce 더블에스301 Aliases : ss301 Debut Day : 2016-02-15 (Active) Original group : SS501 Company/Agency : CI Entertainment (CI 엔터테인먼트) Members 20162017201820192020202120222023202420252026 Heo YoungsaengKim Hyung JunKim Kyujong Heo Youngsaeng (허영생) Full Name: Heo Young Saeng Date of Birth: 1986-11-03 (39 years) Zodiac sign: Scorpio Country: South Korea Active period: 2016-present Role: Vocal Kim Hyung Jun (김형준) Full Name: Kim Hyungjun Date of Birth: 1987-08-03 (39 years) Zodiac sign: Leo Country: South Korea Active period: 2016-present Role: Rapper,Maknae Kim Kyujong (김규종) Full Name: Kim Kyujong Date of Birth: 1987-02-24 (39 years) Zodiac sign: Pisces Country: South Korea Active period: 2016-present Role: Rapper Metrics and Achievements Success(max 5 stars) : Time since last release : (2016-12-23) Time to Success : 8 Days PAKs : 0 Music Show Awards2006+ : 1 Most Awarded Song: Pain Annual Awards : 0 Streaming Weekly Score(Since 2010) : Never ranked in top 100 Billboard weekly Score(Since 2020) : Never ranked in top 200 Physical Sales (Circlechart) : 34.251+ (All data available) Most sold item : ETERNAL 5 with 13.840+ sold copies Total Youtube Views : 11.157.080+ Brand Physical Sales : 34.251+ Brand Views : 27.956.439+ Images No images yet