Originally a five-member group, Bae Jin-young left the group after in August 2024. They debuted on July 23, 2019, with their first EP Hello Chapter 1: Hello, Stranger.

CIX (씨아이엑스) is a 4-member boy group under C9 Entertainment, consisting of BX, Seunghun, Yonghee and Hyunsuk. They originally debuted as a 5-member group on July 23, 2019, with their first EP album, Hello’ Chapter 1.

cix（韓語：씨아이엑스），為韓國c9娛樂推出的五人男子團體，現為四人團體。 成員包括 BX 、 昇勳 、 龍熙 、 炫晳 ，成員 裴珍映 於2024年8月1日退出團體。

CIX (씨아이엑스; short for Complete In X) is a four-member boy group under C9 Entertainment. Originally as five, they debuted on July 23, 2019 with the EP 'Hello' Chapter 1. Hello, Stranger.

Hello Chapter 1: Hello, Stranger is the debut extended play by South Korean boy group CIX. It was released on July 23, 2019 by C9 Entertainment and distributed by Warner Music Korea. The EP consists of five tracks including the title track, "Movie Star".

2025年1月23日 · CIX (an acronym for Complete In X) is a four-member boy group under C9 Entertainment, consisting of members BX, Seunghun, Yonghee, and Hyunsuk. Originally debuting as a five-member group on July 23, 2019, with the EP ‘Hello’ Chapter 1.

CIX (Hangul: 씨아이엑스; Katakana: シーアイエックス) is a five-member South Korean boy group formed by C9 Entertainment in 2019, consisting Jinyoung, BX, Seunghun, Hyunsuk and Yonghee. The group debuted on July 23, 2019, with their first EP titled ' HELLO Chapter 1: Hello, Stranger '

El 26 de junio, el nuevo grupo de chicos de C9 Entertainment, reveló un teaser para su debut. CIX debutará con su primer mini álbum el 23 de julio, y el teaser muestra la línea de producción, incluidos los nombres de las personas que han trabajado en la producción del álbum, coreografía, fotografía y dirección del MV.

2019年7月23日 · CIX (씨아이엑스) is a 5-member boy band from C9 Entertainment. Their debut date is July 23, 2019. The CIX members are BX, Seunghun, Yonghee, Bae Jinyoung, and Hyunsuk. Bae Jinyoung was a member of Wanna One and BX participated in MIXNINE. CIX Youtube Channel: CIX Official. CIX V Live: CIX. CIX Facebook Page: @CIXofficial

CIX (Complete In X) (Hangeul: 씨아이엑스) adalah grup vokal asal Korea Selatan yang berada di bawah naungan agensi C9 Entertainment, sebelum debut dikenal sebagai C9BOYZ (씨구보이즈).