Recently, DongGyo Entertainment Company released the official photo of the band on their website. This includes the talented 21-year-old Vietnamese singer from Ben Tre, a province in the Mekong Delta.

Dang Hong Hai caught the attention of many during the Boys Planet contest at the 2022 Mnet Asian Music Awards. Unfortunately, he was eventually eliminated in the second qualification round.

In October 2023, he joined DongGyo Entertainment Company as a trainee, as reported by Korean online newspaper News1.

In 2022, Vietnamese singer Ngo Ngoc Hung, also known as Hanbin, made his debut as one of the seven members of the K-pop group TEMPEST. He left a lasting impression on the Korean music industry.