SPIL — Supply Chain & Business Relationships

Every relationship below is sourced to a verbatim quote from a public company filing that names the counterparty, with a one-click link to the original document.

Click a company to open its map · drag to explore · hover a line to read the source quote. Green = supplies · orange dashed = competes · blue = partners · purple = ownership · grey dashed = suspended · how to read this data.

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5 customers5 source filings

Featured in supply-chain maps: Semiconductor Foundries & Advanced Packaging

Customers (companies it supplies)

Supplies to → Cirrus Logic

Filed 2026-05-21 · 46 days ago

“The Company’s primary assembly and test houses include Advanced Semiconductor Engineering, Inc., Amkor Technology, Inc., STATS ChipPAC Pte. Ltd., SFA Semicon Co., Ltd., and Siliconware Precision Industries Co., Ltd.”
— CRUS 10-K, filed 2026-05-21 · View source filing ↗

Supplies to → UMC

Filed 2026-04-30 · 67 days ago

“We outsource assembly and test services to leading assembly and test service providers, including Siliconware Precision Industries Co., Ltd., or Siliconware, and Advanced Semiconductor Engineering Inc. in Taiwan.”
— UMC 20-F, filed 2026-04-30 · View source filing ↗

Supplies to → AMD

Filed 2026-02-04 · 152 days ago

“The ATMP JVs, Siliconware Precision Industries Ltd. (SPIL) and King Yuan Electronics Company (KYEC) provide ATMP services for our products.”
— AMD 10-K, filed 2026-02-04 · View source filing ↗

Supplies to → Broadcom

Filed 2025-12-18 · 200 days ago

“We use third-party CMs for a significant majority of our assembly and test operations, including TSMC, Advanced Semiconductor Engineering, Inc., Foxconn Technology Group, Amkor Technology, Inc. and Siliconware Precision Industries Co., Ltd.”
— AVGO 10-K, filed 2025-12-18 · View source filing ↗

Supplies to → Qualcomm

Filed 2025-11-05 · 243 days ago

“Our primary semiconductor assembly and test suppliers are Advanced Semiconductor Engineering, Amkor Technology, Siliconware Precision Industries and STATSChipPAC.”
— QCOM 10-K, filed 2025-11-05 · View source filing ↗