SK Hynix — Supply Chain & Business Relationships

“For the year ended December 31, 2025 Company Sales and others Purchase and others Asset acquisition Associates SK China Company Limited W 13 W 11,041 W — Prume Social Farm, Co., Ltd. — 70 — SK Japan Inc. (formerly, SK telecom Japan Inc.) 11 3,251 — Joint ventures HITECH Semiconductor (Wuxi) Co., Ltd. 14,053 789,250 225,459”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“In June 2026, we announced a technology partnership with NVIDIA Corporation (“NVIDIA”) to advance next-generation memory aligned with NVIDIA’s AI infrastructure roadmap, which also includes the supply of memory semiconductors.”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Primary source of supply Primary source of supply Status Stable Stable Stable Stable Stable Stable Stable Stable Stable Stable INTEL NVIDIA AMD HP-SINGAPO SK Hynix WT MICROELECTRONICS CO., LTD WORLD PEACE INDUSTRIAL CO., LTD Supreme Electronics Co., Ltd. Promate Electronic Co., Ltd. Weikeng Industrial Co., Ltd.”

— Gigabyte Technology Annual report, filed 2026-06-09 TWSE (English translation of the Chinese original) · View source filing ↗

“The Group has entered into an agreement with HITECH to be provided with back-end process service by HITECH. … For the year ended December 31, 2025 Company Sales and others Purchase and others Asset acquisition Associates SK China Company Limited W 13 W 11,041 W — Prume Social Farm, Co., Ltd. — 70 — SK Japan Inc. (formerly, SK telecom Japan Inc.) 11 3,251 — Joint ventures HITECH Semiconductor (Wuxi) Co., Ltd. 14,053 789,250 225,459”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Our most significant customers during the fiscal years ending June 28, 2026, June 29, 2025, and June 30, 2024 included Micron Technology, Inc., Samsung Electronics Company, Ltd., SK hynix Inc., and Taiwan Semiconductor Manufacturing Company.”

— LRCX 10-K, filed 2026-08-07 EDGAR · View source filing ↗

“The following customers represented 10% or more of our quarterly revenues for the quarters indicated: … SK hynix Inc. 19.2 % 24.5 % 25.0 % 23.3 % 22.0 % 18.1 % 19.5 % 15.5 %”

— FORM 10-K, filed 2026-02-20 EDGAR · View source filing ↗

“such as AMD, Amlogic, Broadcom, CXMT, IBM, Infineon, Kioxia, Marvell, MediaTek, Micron, Nanya, Nuvoton, NVIDIA, Phison, Qualcomm, Samsung, Silicon Motion, SK hynix, Socionext, STMicroelectronics, Toshiba, Western Digital and Winbond have licensed our patents.”

— RMBS 10-K, filed 2026-02-18 EDGAR · View source filing ↗

“We also utilize a factory operated by HITECH Semiconductor in Wuxi, China, a joint venture company established by us and Wuxi Taiji Industry Co., Ltd.”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Joint ventures HITECH Semiconductor (Wuxi) Co., Ltd. 3 China Manufacture of semiconductor parts”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“In June 2026, we announced a technology partnership with NVIDIA Corporation (“NVIDIA”) to advance next-generation memory aligned with NVIDIA’s AI infrastructure roadmap, which also includes the supply of memory semiconductors.”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“A long-term collaboration agreement between Applied and SK hynix to accelerate the development and deployment of next-generation DRAM and high-bandwidth memory (HBM) essential for AI and high-performance computing.”

— AMAT 8-K, filed 2026-05-14 EDGAR · View source filing ↗

“Our major competitors in the DRAM market include Samsung Electronics Co., Ltd. (“Samsung Electronics”), Micron Technology, Inc. (“Micron Technology”) and ChangXin Memory Technologies (“CXMT”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Our major competitors in the DRAM market include Samsung Electronics Co., Ltd. (“Samsung Electronics”), Micron Technology, Inc. (“Micron Technology”) and ChangXin Memory Technologies (“CXMT”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Our major competitors in the DRAM market include Samsung Electronics Co., Ltd. (“Samsung Electronics”), Micron Technology, Inc. (“Micron Technology”) and ChangXin Memory Technologies (“CXMT”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Our major competitors in the NAND flash memory market include Samsung Electronics, KIOXIA Holdings Corporation (“Kioxia” and formerly Toshiba Memory Corporation), Micron Technology and Sandisk Corporation (“Sandisk”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“Our major competitors in the NAND flash memory market include Samsung Electronics, KIOXIA Holdings Corporation (“Kioxia” and formerly Toshiba Memory Corporation), Micron Technology and Sandisk Corporation (“Sandisk”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“in June 2018, we participated as a member of a consortium led by Bain Capital (the “Bain Consortium”) in its purchase of a stake in Kioxia from Toshiba Corporation.”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“In 2024, we recorded share of loss of equity-accounted investees of W 38 billion primarily due to (i) our share of losses of W 35 billion from SK hynix system ic (Wuxi) Co., Ltd. and W 13 billion from SiFive, Inc. and (ii) W 25 billion in loss reflecting the difference between the book value and the recoverable amount of our investment in SiFive Inc., the aggregate impact of which was partially offset by our share of gain of W 18 billion from HITECH Semiconductor (Wuxi) Co., Ltd. (“HITECH Semiconductor”).”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗

“SK China Company Limited 11.87 W 410,963 W 463,560 11.87 W 456,471”

— SKHY F-1/A, filed 2026-07-06 EDGAR · View source filing ↗