鄭芷淇

简介

Cheng Chi-ki (Elka Cheng) is a Hong Kong singer and actress, born on 9 October 2002. She studied at Yu Chun Keung Memorial Secondary School. In 2021, she participated in the online talent show "Innocent Newcomer Training Camp" organized by Emperor Entertainment Group but was eliminated in Stage 3. That same year, she took part in ViuTV's reality talent show "King Maker IV" and reached the top 60. In 2021, she formed the girl group Lolly Talk with fellow "King Maker IV" contestants. In August 2022, she released the song "衝の伴" to encourage Diploma of Secondary Education Examination candidates. In September 2024, she completed a 10-show musical titled "重拾：10分鐘". In August 2025, she appeared as a guest at her friend Jacqueline Cheng's concert. In April 2026, she joined Trevi Music as a solo artist under the stage name elka and released her debut solo single "未firm" on 22 April 2026. Her fans are called "夹心糖".