Group Members

C.I (OCJ NEWBIES) Profile, Bio, and Facts


C.I (시아이) is a Chinese singer and a member of the trainee group OCJ NEWBIES under One Cool Jacso Entertainment. He is a former member of LIMITLESS.


Stage Name: C.I (시아이)
Birth Name: Cai Xiao Xin (蔡小鑫)
Occupation: Singer, Trainee
Birthday: March 6, 1999
Age 25 (in Apr 2024)
Active Years: 5 (in 2023)
Zodiac Sign: Pisces
Height: 176 cm (5’7″)
Weight: 60 kg (132 lbs)
Nationality: Chinese
Blood Type: na


– He was born in Hunan, China.
– He joined ONO Entertainment and debuted with J-Jin in the group “LIMITLESS” in November 2019.
– He left the group for unknown reasons in 2021 and joined One Cool Jacso Entertainment in 2022.
– He was introduced as a part of “OCJ NEWBIES” trainee group on May 25, 2022.
– He can snap with his toes and considers it his special skill.
– His MBTI type is ESFJ.
– His member number is 8617660*.

Social Media Handles
Instagram: caixin_c.i

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Lilian Chen

Yo! I'm Lilian, an Ahgase and a curious wordsmith on a never-ending quest for knowledge. Don't hesitate to spot any slip-ups in my work and feel free to reach out with additional facts & insights! ^^

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