Dok2 is a singer born on March 28, 1990. At the age of 12, Dok2 showed his talent as a producer, and he has the title of genius rapper in the hip-hop world. In 2005, 15-year-old Dok2 and microdot formed ALL BLACK through a newcomer training program at mnet.
Park Jae-fan was born on April 25, 1987 in Seattle, USA. He is a pop singer, dancer, and music producer. He graduated from Dankook University.
Zhai Zhiwei, the stage name ZICO, was born in Seoul Special City on September 14, 1992. He is a pop singer, producer, dancer, and men's singing group Captain B.