Bigflo (stylized BIGFLO) is a South Korean boy group formed by HO Company. The group consists of three members: Lex, Euijin, and Sungmin, and six former members: Z-UK, Kichun, Ron, HighTop, Jungkyun And Yuseong. They made their debut with the mini-album First Flow on June 23, 2014. In October 2017, It was confirmed that Lex and Euijin as well as former member Z-Uk joined The Unit: Idol Rebooting Project. In the finale episode, Euijin received 2nd place and make it into lineup of winning boy group UNB. On January 17, 2019, It was confirmed that Ron, HighTop, Jungkyun And Yuseong officially departure from the group after their contract expired.