16.12.1998 (26 years) (Shanghai, China)
Zhou Jieqiong (Chinese: 周洁琼; Korean: 주결경; born December 16, 1998), known professionally as Jieqiong or Kyulkyung (in Korean), is a Chinese singer based in South Korea and signed under Pledis Entertainment. After finishing sixth in survival show Produce 101, she became a member of the girl group I.O.I. She was also a member of Pristin and its subgroup Pristin V.