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  5. SK Materials Co., Ltd.
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    A036490   KR7036490001

SK MATERIALS CO., LTD.

(A036490)
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Business Summary
SK Materials Co Ltd, formerly OCI Materials Co Ltd, is a Korea-based company engaged in the manufacture and sale of special gas special gas and industrial gas. The Company is engaged in the manufacturing business of special gases used in the manufacturing process of semiconductors and display panels, and the industrial gas manufacturing business that produces oxygen, nitrogen, argon, and carbon dioxide gases. The Company mainly produces nitrogen trifluoride (NF3), which is injected to remove any residues on the internal walls of chemical vapor deposition (CVD) chamber; silane (SiH4), which is used to deposit silicon on wafer in semiconductors and to deposit silicon on TFT on top of glass substrates for TFT-LCD; tungsten hexafluoride (WF6), which makes contact plugs during CVD process, as well as dichlorosilane (DCS), which is silicon precursor gas used in combination with ammonia for SiH4 CVD and for deposition of epitaxial silicon.
Sales per Business
2020
Special Gas590 436.0061.8%
Industry Gas200 503.0021%
Precursor150 519.0015.8%
Other13 522.901.4%
KRW in Million
Sales per region
20192020Delta
South Korea640 018.0082.9%680 600.0071.3% +6.34%
Asia131 096.0017%274 006.0028.7% +109.01%
Other1 080.260.1%375.030% -65.28%
KRW in Million
Managers
Name Title Age Since
Yong-Wook Lee, Dr. President, Chief Executive Officer & Director 54 -
Chang-Heum Choi Head-Finance 50 -
Sang-Gyun Kim Head-legal & compliance support 48 2017
Yong-Seok Tak, Dr. Independent Director 57 2018
Young-Min Kim Head-Sales 51 -
Jong-Heung Park Managing Director 59 -
Kyu-Won Lee Executive Director & Head-Management Support 60 2016
Yong-Hwan Kim Auditor 62 2016
Members of the board
Name Title Age Since
Yong-Ho Jang Non-Executive Director 57 -
Dong-Hyun Jang Non-Executive Director 57 2017
Yong-Seok Tak, Dr. Independent Director 57 2018
Yong-Wook Lee, Dr. President, Chief Executive Officer & Director 54 -
Equities
Vote QuantityFree-FloatCompany-owned sharesTotal Float
Stock A 1 10,547,673 3,778,138 35.8% 1,590,000 15.1% 35.8%
Shareholders
NameEquities%
SK Holdings Co., Ltd. 5,178,535 49.1%
SK Materials Co., Ltd. 1,590,000 15.1%
National Pension Service of Korea 726,631 6.89%
Schroder Investment Management Ltd. 174,948 1.66%
JPMorgan Asset Management (Asia Pacific) Ltd. 128,439 1.22%
Schroder Investment Management (Hong Kong) Ltd. 120,462 1.14%
The Vanguard Group, Inc. 118,591 1.12%
Norges Bank Investment Management 117,962 1.12%
APG Asset Management NV 107,728 1.02%
Capital Research & Management Co. (World Investors) 64,300 0.61%
Holdings
NameEquities%Valuation
SK MATERIALS CO., LTD. (A036490) 1,590,000 15.1% 458,803,833 USD
Company contact information
SK Materials Co., Ltd.
59-33 Gaheunggongdan-ro
Yeongju-si, North Gyeongsang 36059

Phone : +82.54.630.8114
Fax : +82.54.630.8145
Web : http://www.sk-materials.com
Connections : SK Materials Co., Ltd.