Sumitomo Metal Mining → SK hynix
As of 2026-09-05, Sumitomo Metal Mining is a tracked supplier of SK hynix. Sumitomo Metal Mining is a major in Materials (headquartered in Japan); SK hynix is a leader in Memory (headquartered in South Korea). Sumitomo Metal Mining has 9 tracked customers; SK hynix has 170 tracked suppliers.
Data as of 2026-09-05 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
Sumitomo Metal Mining (major in Materials) is a tracked supplier of SK hynix (leader in Memory). Materials maker supplying bonding wire, plating, and target metals. HBM leader supplying NVIDIA; top-two in DRAM, owns Solidigm NAND. The edge is one of 170 tracked suppliers of SK hynix and one of 9 tracked customers of Sumitomo Metal Mining.
Source: derived from both company records and the counted edges.
The two companies
Sumitomo Metal Mining (supplier)
Materials maker supplying bonding wire, plating, and target metals.
SK hynix (customer)
HBM leader supplying NVIDIA; top-two in DRAM, owns Solidigm NAND.
Other tracked suppliers of SK hynix
Other tracked customers of Sumitomo Metal Mining
Cite as: wafergraph, “Sumitomo Metal Mining → SK hynix — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/sumitomo_metal_mining/sk_hynix/ (data as of 2026-09-05).
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