B14A's Happy Virus - Lee Junghwan (Sandeul)
![Picture](/uploads/2/4/4/9/24492179/1057308.jpg?268)
Romanized : Lee Junghwan
Stage Name : Sandeul
Hangul : 이정환
Hanja : 季征桓
Occupation : Singer
Position in Group : Main Vocalist.
Birthday :March 20th 1992, Busan South Korea.
After years of training, Sandeul joined as the main vocalist of B1A4. On April 11, 2011, WM Entertainment revealed Sandeul as the fourth member to be revealed after releasing the news of B1A4 along with Jinyoung, Baro and Gongchan's pictures. CNU was revealed the next day.
Stage Name : Sandeul
Hangul : 이정환
Hanja : 季征桓
Occupation : Singer
Position in Group : Main Vocalist.
Birthday :March 20th 1992, Busan South Korea.
After years of training, Sandeul joined as the main vocalist of B1A4. On April 11, 2011, WM Entertainment revealed Sandeul as the fourth member to be revealed after releasing the news of B1A4 along with Jinyoung, Baro and Gongchan's pictures. CNU was revealed the next day.