SK하이닉스 반기보고서 (2025.06)
1. 연결대상 종속회사 현황(상세)

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상호	설립일	주소	주요사업	최근사업연도말자산총액	지배관계 근거	주요종속회사 여부

에스케이하이이엔지(주)	2001.04	경기도 이천시 부발읍 경충대로 2091	건설공사 및 서비스	80,375	기업 의결권의 과반수 소유 (기업회계기준서 1110호)	o

에스케이하이스텍(주)	2008.03	경기도 이천시 부발읍 경충대로 2091	사업지원 및 서비스	82,379	상동	o

행복모아(주)	2016.10	충청북도 청주시 흥덕구 2순환로742번길 40(화계동)	반도체 의류 제조,제빵 및 서비스	50,844	상동	x

에스케이하이닉스시스템아이씨(주)	2017.05	충청북도 청주시 흥덕구 대신로 215(향정동)	반도체 연구개발 및 서비스	1,059,967	상동	o

SK hynix America Inc.	1983.03	3101 North First Street, San Jose, CA 95134, U.S.A	반도체 판매	9,315,588	상동	o

SK hynix Deutschland GmbH	1989.03	Main Airport Center Unterschweinstiege 2-14 60549, Frankfurt am Main, Germany	반도체 판매	82,733	상동	x

SK hynix Asia Pte.Ltd.	1991.09	9 Straits View #12-07/12 Marina One West Tower Singapore 018937	반도체 판매	525,064	상동	o

SK hynix Semiconductor HongKong Ltd.	1995.04	Suite 4401-02 11-12, 44/F, One Island East, 18 Westlands Road,Taikoo Place, Quarry Bay, Hong Kong	반도체 판매	285,057	상동	o

SK hynix U.K. Ltd.	1995.07	Unit 4, Horizon Business Village, 1 Brooklands Road, Weybridge, Surrey KT13 0TJ	반도체 판매	277,089	상동	o

SK hynix Semiconductor Taiwan Inc.	1996.07	10F. No.308, Zhifu Rd., Zhongshan Dist., Taipei City 10466, Taiwan	반도체 판매	597,357	상동	o

SK hynix Japan Inc.	1996.09	23F SHIROYAMA TRUST TOWER, 4-3-1 Toranomon, Minatoku, Tokyo	반도체 판매	709,623	상동	o

SK hynix Semiconductor India Private Limited	2006.11	Unit No. 3D, Uppals Plaza M6, 3rd Floor, Plot No. 6 Jasola District Centre, New Delhi 110025, INDIA	반도체 판매	29,226	상동	x

SK hynix (Wuxi) Semiconductor Sales Ltd.	2010.08	Lot K7, Wuxi High-tech Zone Comprehensive Bonded Zone in New District,Wuxi, Jiangsu Province, China(214028)	반도체 판매	1,600,577	상동	o

SK hynix Semiconductor(China) Ltd.	2005.04	Lot K7, Wuxi High-tech Zone Comprehensive Bonded Zone in New District,Wuxi, Jiangsu Province, China(214028)	반도체 제조	9,858,883	상동	o

SK hynix Semiconductor(Chongqing) Ltd.	2013.09	Xiyong Comperhensive Bonded Zone B Block v2-4/02, Shapingba strict, Chongqing, China	반도체 제조	1,272,156	상동	o

SK hynix memory solutions America, Inc.	2012.08	3103 North First Street, San Jose, CA 95134, U.S.A	반도체 연구개발	248,854	상동	o

SK hynix memory solutions Taiwan, Inc.	2013.08	6F-1. Mo. 6. Taiyuen 1st(Taiyuen Hi-tech Industrial Park) Zhubei City, Hsinchu County 302, Taiwan	반도체 연구개발	12,015	상동	x

SK APTECH Ltd.	2013.09	Suite 4401-02 11-12, 44/F, One Island East, 18 Westlands Road,Taikoo Place, Quarry Bay, Hong Kong	해외투자법인	435,677	상동	o

SK hynix Ventures Hong Kong Limited	2016.03	Suite 4401-02 11-12, 44/F, One Island East, 18 Westlands Road,Taikoo Place, Quarry Bay, Hong Kong	해외투자법인	147,831	상동	o

SK hynix (Wuxi) Investment Ltd.	2018.05	Xindalu 32, Xinwuqu, Wuxi, Jiangsu Province, China	해외투자법인	737,089	상동	o

SK hynix (Wuxi) Industry Development Ltd.	2018.07	Xindalu 32, Xinwuqu, Wuxi, Jiangsu Province, China	해외병원자산법인	444,359	상동	o

SK hynix Happiness (Wuxi) Hospital Management Ltd.	2018.07	Xindalu 32, Xinwuqu, Wuxi, Jiangsu Province, China	해외병원운영법인	17,046	상동	x

행복나래(주)	2000.07	서울 중구 서소문로 89-31	산업자재유통	184,993	상동	o

SUZHOU HAPPYNARAE Co., Ltd	2013.01	Room 1103, 2, 88 Huachi Street, Suzhou, Industrial Park	해외 산업자재유통	20,243	상동	x

CHONGQING HAPPYNARAE Co., Ltd	2015.01	Room 1301，No。12 jinmaoshidai Bilding 18 Qixia Road Qibesenter,Liangjiang New District, Chongqing, China	해외 산업자재유통	6,167	상동	x

SK hynix cleaning (Wuxi) Ltd.	2018.09	K-7 plot, New District Free Trade Zone Wuxi, Jiangsu, China	기업 건물 관리 등	2,128	상동	x

SkyHigh Memory Limited	2018.12	SUITE 4401-02, 44/F ONE ISLAND EAST 18 WESTLANDS RD TAIKOO PLACE HONKONG	반도체 제조 및 판매	115,507	상동	o

SK hynix (Wuxi) Education Technology Co., Ltd	2019.06	No.32, Xinda road, Xinwu district, Wuxi, Jiangsu Province, China（214028）	교육법인	15,611	상동	x

Gauss Labs Inc.	2020.08	3500 South Dupont Highway, City of Dover, County of Kent, Delaware 19901	정보통신업	34,001	상동	x

SkyHigh Memory China Limited	2020.03	Room 1304M, Tower 3, Kerry Plaza, No-1-1 Zhong Xin Si Road, Futian District, Shenzhen, China	반도체 판매	318	상동	x

SkyHigh Memory Limited Japan	2020.05	Yamauchi Building 3F, 3-24-8 Nishi Shimbashi, Minato-Ku, Tokyo, Japan 105-0003	반도체 판매	769	상동	x

SK hynix NAND Product Solutions Corp.	2021.02	1209 Orange Street, Wilmington, County of New Castle, Delaware 19801	반도체 판매 및연구개발 등	6,199,002	상동	o

SK hynix NAND Product Solutions Taiwan Co., Ltd.	2021.06	22F, Taipei Nan Shan Plaza, No. 100, Songren Rd., Xinyi Dist., Taipei 11073, Taiwan	반도체 연구개발 및판매	11,244	상동	x

SK hynix NAND Product Solutions Canada Ltd.	2021.04	C/O DELOITTE LEGAL CANADA LLP 300-939 GRANVILLE STREET VANCOUVER BC V6Z 1L3 CANADA	반도체 연구개발	49,388	상동	x

SK hynix NAND Product Solutions Mexico, S. DE R.L. DE C.V.	2021.05	Paseo de la Reforma 404 Piso 6, Colonia Juarez, CP.06600, Mexico City	반도체 연구개발	59,306	상동	x

SK hynix Semiconductor (Dalian) Co., Ltd.	2021.05	109-1 Huaihe Rd East, Room 111, Jinzhou District, Dalian, Liaoning, China	반도체 제조	10,180,445	상동	o

SK hynix NAND Product Solutions UK Limited	2021.05	Unit 4, Horizon Business Village, 1 Brooklands Road, Weybridge, Surrey, KT13 0TJ, United Kingdom	반도체 판매	206,631	상동	o

SK hynix NAND Product Solutions Israel Ltd.	2021.06	20 Lincoln St., Tel Aviv_6713412 c/o H-F Co., Law Offices	반도체 판매	330	상동	x

SK hynix NAND Product Solutions International LLC	2021.03	1209 Orange Street, Wilmington, County of New Castle, Delaware 19801	반도체 판매	1,110,494	상동	o

SK hynix NAND Product Solutions Asia Pacific LLC	2021.03	1209 Orange Street, Wilmington, County of New Castle, Delaware 19801	반도체 판매	1,403,186	상동	o

SK hynix NAND Product Solutions Singapore Pte. Ltd.	2021.05	9 Straits View #12-07/12 Marina One West Tower Singapore (018937)	반도체 판매	3,852	상동	x

SK hynix NAND Product Solutions Malaysia Sdn. Bhd.	2021.06	LEVEL 11, MENARA LGB, 1, JALAN WAN KADIR, TAMAN TUN DR ISMAIL,60000 KUALALUMPUR, WILAYAH PERSEKUTUAN (KL).	반도체 판매	15	상동	x

SK hynix (Wuxi) Education Service Development Co., Ltd.	2021.07	Lot K7, Wuxi High-tech Zone Comprehensive Bonded Zone in New District, Wuxi	교육법인	1	상동	x

HappyNarae America LLC	2021.07	Suite 305, 2915 Premiere Parkway, Duluth, Georgia 30097	해외 산업자재유통	16,944	상동	x

HappyNarae Hungary Kft	2021.08	Mezzanine floor door 1, Karolina ut 16, Budapest	해외 산업자재유통	6,684	상동	x

SK HYNIX NAND PRODUCT SOLUTIONS POLAND sp. z o.o.	2021.07	Firoga ul. Slowackiego 173 Gdansk, Pomorskie 80-298, Poland	반도체 연구개발	29,351	상동	x

SK hynix NAND Product Solutions (Beijing) Co., Ltd.	2021.08	36 North 3rd Ring East Road, 3/F, Tower A, Global Trade Centre, Beijing, Beijing, 100010, China	반도체 판매	250,465	상동	o

SK hynix NAND Product Solutions (Shanghai) Co., Ltd.	2021.09	751, Ziri Road, ZiZhu Science Park Minhang District Shanghai, 200241 China	반도체 연구개발	374,587	상동	o

Intel NDTM US LLC	2021.02	1209 Orange Street, Wilmington, DE 19801	반도체 연구개발	137,612	실질지배력	o

Intel Semiconductor Storage Technology (Dalian) Ltd.	2021.07	109-2 Huaihe E Rd, Jinzhou District, Dalian, Liaoning, China	반도체 생산지원	2,401,732	실질지배력	o

에스케이키파운드리(주)	2020.09	충청북도 청주시 흥덕구 대신로 215	반도체 판매 및생산 등	811,610	기업 의결권의 과반수 소유 (기업회계기준서 1110호)	o

SK KEY FOUNDRY, INC.	2020.10	100 Century Center Court, Suite 200 San Jose, California 95112	반도체 판매	3,538	상동	x

SK KEY FOUNDRY SHANGHAI CO.,LTD.	2020.11	Room 321(BRIDGE+), Ascendas Plaza, 333 Tian Yao Qiao Road, Xuhui District, Shanghai.	반도체 판매	577	상동	x

에스케이파워텍(주)	2017.12	서울 금천구 디지털로 130	반도체 제조	0	상동	x

SK hynix Semiconductor West Lafayette LLC	2024.08	1209 Orange Street, County of New Castle, Wilmington, Delaware 19801	반도체 제조	20,363	상동	x

SK hynix memory solutions Poland sp. z o.o.	2024.09	Juliusza Słowackiego 224, 80-298 Gdansk, Poland	반도체 연구개발	4,025	상동	x

MMT 특정금전신탁	-	-	특정금전신탁	0	상동	x

※ 주요 종속회사 판단기준: 직전 사업연도말 자산총액 750억원 이상 또는 지배회사 자산총액의 10% 이상