SEMCNS (CEO Yoo-Jin Choi, Heon-Tae Kim) was newly listed on the KOSDAQ market on May 20, 2021.

SEMCNS is a newly established company that acquired Samsung Electro-Mechanics' ceramic business division in 2016 and is mass-producing ceramic STF (Space Transformer) used in probe cards for semiconductor testing.

The probe card is an essential inspection equipment for semiconductor production, and it determines whether the wafer semiconductor chip is good or bad, and the ceramic STF card is a key part of the probe card.