Kostecsys. Co., Ltd. (KOSDAQ:355150)
South Korea flag South Korea · Delayed Price · Currency is KRW
14,260
-1,780 (-11.10%)
At close: Mar 9, 2026

Kostecsys. Company Description

Kostecsys. Co., Ltd. provides low thermal expansion and high thermal conductivity materials for SiC and GaN Next-generation power semiconductors.

Its products include heat spreader materials, ceramic, and liquid crystal packages, RF power device ceramic packages, RF power device polymer packages, QFN packages, lids, laser module packages, and micro cooling systems.

The company also offers high heat dissipation materials, copper pin, copper pillar, thermal matched lead frame, air cavity packages, baseplate, copper baseplate, (pin fin / flat type), photonic integrated circuit packages, liquid cold plate, cooling block, LD packages for laser modules, and current sensor shunt resistors.

Its products are used in electric vehicles, 5G communication, military radar, robots, aerospace, medical, home appliances, and military applications.

Kostecsys. Co., Ltd. was founded in 1997 and is based in Incheon, South Korea.

Kostecsys. Co., Ltd.
Country South Korea
Founded 1997
Industry Electronic Components, not elsewhere classified
CEO Kue Jin Han

Contact Details

Address:
20B-5LT Namdong Industrial Complex
Incheon, 21634
South Korea
Phone 82 3 2821 0162
Website kostec.net

Stock Details

Ticker Symbol 355150
Exchange KOSDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency KRW
SIC Code 3679

Key Executives

Name Position
Kue Jin Han Chief Executive Officer
Seoungji Lee Chief Financial Officer