In the debut album of the new singer Go Sung Min, Highlight's Yong Junhyung added a musical sense.

According to EightD Creative, Yong Jun-hyung and Kim Tae-joo's production team, Good Life, became the producers of Gosongmin's debut single released on various online music sites on the 26th. 

It is said that the famous domestic idol producer participated in Goseongmin's debut single, which raised fan's curiosity. 

Go Sung-min is the first new actor to be released from the agency EightD Creative of Kang Hye-won, an art student who is loved by Mnet 'Produce 48'. He is known as a talented person who freely speaks Chinese and Japanese as well as excellent singing skills. 

The debut song of Ko Sung-min's "I Do not Know" is a warm-hearted song that will give a little comfort to those who are sick of their farewells or who are about to leave. Especially, it is the fact that the expectation about the completeness of this song is getting bigger because it is Good Life which composed and produced a lot of hits. 

On the other hand, the agency 's EightD Creative said, "A song that perfectly harmonizes with Good Life and the musical chemistry of Ko Seong - min was created." Ko Seong - min' s unique voice helped the music to be heard. Thank you once again to Good Life for taking part in the work. "