Per the recent document (http://www.bok.or.kr/portal/bbs/P0000559/view.do?nttId=10057475&menuNo=200690), the Bank of Korea has started their pilot program for CBDC since March, 2020. The experiment aims to help Korea preparing for the change in market conditions. The program will end on December, 2021 which is 22 months since the start.
Stay safe and happy trading.
Yours,
4C-Trading