# Who does Hitachi Construction Machinery pay? Who are its key suppliers?
Canonical: https://valuechain.wiki/hitachi-construction-machinery · Facet: suppliers · Updated: 2026-10-30T17:23:14.566+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: Hitachi Construction Machinery's confirmed suppliers/cost counterparties include Cummins plus 1 undisclosed/aggregate relationship. Per the valuechain.wiki graph: 2 cost edges, backed by 6 dated sources, 3 of them primary filings (as of 2026-10-30).

### 원재료·제조 투입 공급망 (비공개) (high)
- metric: cost of sales ¥468.1B · FY2026 H1 · consolidated cost of sales
- note: Procures steel, components and other manufacturing inputs from tier-one suppliers. FY2026 first-half cost of sales was JPY 468.139 billion; supplier-level amounts were not disclosed.
- [confirms] Hitachi Construction Machinery (EN, filing, published 2026-10-29) https://www.hitachicm.com/content/dam/hitachicm/global/en/ir/library/results/docs/20261029-HCM-Financial-E.pdf: "The semi-annual consolidated income statement reports JPY 468.139 billion of cost of sales."
- [confirms] Kikai News (JA, news, published 2026-10-29) https://kikai-news.net/2026/10/29/%E6%97%A5%E7%AB%8B%E5%BB%BA%E6%A9%9F%E3%80%8126%E5%B9%B44%EF%BD%9E9%E6%9C%88%E5%A3%B2%E4%B8%8A%E5%8F%8E%E7%9B%8A%E3%81%AF6-7%E5%A2%97%E3%81%AE6980%E5%84%84%E5%86%86%E3%80%8127%E5%B9%B43%E6%9C%88/: "The semi-annual consolidated income statement reports JPY 468.139 billion of cost of sales."
- [confirms] Hitachi Construction Machinery (EN, filing, published 2026-07-30) https://www.hitachicm.com/content/dam/hitachicm/global/en/ir/library/results/docs/20260730-HCM-Financial-E.pdf: "FY2026 Q1 cost of sales was JPY 218.043 billion."
- [mentions] Hitachi Construction Machinery (EN, filing, published 2025-09-30) https://www.hitachicm.com/content/dam/hitachicm/global/en/sustainability/download/docs/ir2025/all-version-pdf/ir2025_all_en.pdf: "The survey covers major tier-one suppliers of important parts and raw materials."

### Cummins (mid)  → /cummins.md
- metric: supplier relationship 61 engines · 2023 · Cummins engines in Hitachi equipment at Whitehaven mines
- note: Cummins high-horsepower engines are documented in Hitachi trucks and excavators at Whitehaven. The 61 engines were a 2023 Maules Creek fleet observation; Hitachi Construction Machinery’s direct engine purchase volume and value were not disclosed.
- [confirms] Cummins (KO, ir, published 2023-12-18) https://www.cummins.com/kr-kr/case-studies/cummins-repowers-project-slashes-costs-whitehaven-coal: "Cummins’ Korean case study reports 61 engines powering Hitachi equipment at Maules Creek and a five-truck EH3500 repower; it does not disclose Hitachi Construction Machinery’s direct engine purchases."
- [confirms] Cummins (EN, ir, published 2023-12-18) https://www.cummins.com/en-la/news/2023/12/18/whitehaven-slashes-costs-cummins-repowers: "Whitehaven ran 61 Cummins QSK50/QSK60 engines across 50 Hitachi machines."

Reverse side: https://valuechain.wiki/hitachi-construction-machinery/customers.md · Ripple: https://valuechain.wiki/hitachi-construction-machinery/ripple.md

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Full node: https://valuechain.wiki/hitachi-construction-machinery.md · JSON: https://valuechain.wiki/hitachi-construction-machinery.json