-B1A4 (Korean: 비원에이포) is a five member South Korean boy band founded by WM Entertainment in 2011. Their group name, B1A4, has been explained as being due to one member having B blood type, and the other four having A blood type. It also stands for "Be The One, All For One".
-B1A4 debuted on April 21, 2011 with their debut track 'O.K' off of their album 'Let's Fly' and released a music video.
http://en.wikipedia.org/wiki/B1A4
Jung Jin Young (정진영)
Real Name : Jung Jin Young (정진영)
Stage Name : Jinyoung (진영)
Position : Leader, Vocals, Lyrics Composer
Birthdate : November 18, 1991
Height : 178cm
Weight : 59kg
Skills : Song writing, singing, acting
Twtter : @B1A4_JINYOUNG
Stage Name : Jinyoung (진영)
Position : Leader, Vocals, Lyrics Composer
Birthdate : November 18, 1991
Height : 178cm
Weight : 59kg
Skills : Song writing, singing, acting
Twtter : @B1A4_JINYOUNG
Gong Chan Shik (공찬식)
Real Name : Gong Chan Shik (공찬식)
Stage Name : Gongchan (공찬)
Position : Vocals, Maknae (Youngest)
Birthdate : August 14, 1993
Height : 181cm
Weight: 60kg
Blood Type: A
Twitter: @B1A4_gongchan
Stage Name : Gongchan (공찬)
Position : Vocals, Maknae (Youngest)
Birthdate : August 14, 1993
Height : 181cm
Weight: 60kg
Blood Type: A
Twitter: @B1A4_gongchan
CNU (시엔유)
Name : Shin Dong Woo (신동우)
Stage Name : CNU (신우)
Position : Vocals, Rap
Blood Type : A
Birthdate : June 16,1991
Height : 182cm
Weight : 64kg
Twitter : @B1A4_CNU
Stage Name : CNU (신우)
Position : Vocals, Rap
Blood Type : A
Birthdate : June 16,1991
Height : 182cm
Weight : 64kg
Twitter : @B1A4_CNU
Sandeul (이산들)
Real Name : Lee Jung Hwan (이정환)
Stage Name : Sandeul (산들)
Position : Main Vocal
Birthdate : March 20, 1992
Blood Type: A
Height : 178cm
Weight : 62kg
Twitter : @SANDEUL920320
Stage Name : Sandeul (산들)
Position : Main Vocal
Birthdate : March 20, 1992
Blood Type: A
Height : 178cm
Weight : 62kg
Twitter : @SANDEUL920320
Baro (차바로)
Real Name : Cha Sun Woo (차선우)
Stage Name : Baro (바로)
Position : Main Rapper
Birthdate : 05 September 1992
Blood Type : B
Height : 178cm
Weight : 63kg
Twitter : @BARO920905
Stage Name : Baro (바로)
Position : Main Rapper
Birthdate : 05 September 1992
Blood Type : B
Height : 178cm
Weight : 63kg
Twitter : @BARO920905
Please tell me if their bio are wrong through my twitter
http://twitter.com/#!/jrd_960411
or through my blog
http://b1a4.weebly.com/blog.html
http://twitter.com/#!/jrd_960411
or through my blog
http://b1a4.weebly.com/blog.html