Verified Nov 2026
Electronics & Software
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Since 1984
Spil, also known as Siliconware Precision Industries Co., Ltd. (SPIL), is an electronics and software company headquartered in Taiwan, founded in 1984. It employs roughly 10,000 to 50,000 people, with estimated revenue of $1 to 5 billion, and is a private company. It serves the automotive, electronics, and plumbing-hardware industries. In 2026 it broke ground on an advanced IC packaging and testing plant in Yunlin, Taiwan.
Spil at a glance
Revenue
$1-5B
Est. band
Employees
10,000-50,000
Founded
1984
Certifications
IATF 16949 · ISO 14001 · ISO 45001
Industries
Automotive
Electronics
Plumbing & Hardware
STABILITY SIGNALS
Established & active
42 years in operation (founded 1984).
Holds IATF 16949, ISO 14001, ISO 45001 certification(s) per public sources.
Overview
Spil, also known as Siliconware Precision Industries Co., Ltd. (SPIL), is an electronics and software company headquartered in Taiwan, founded in 1984. It employs roughly 10,000 to 50,000 people, with estimated revenue of $1 to 5 billion, and is a private company. It serves the automotive, electronics, and plumbing-hardware industries. In 2026 it broke ground on an advanced IC packaging and testing plant in Yunlin, Taiwan.
At a glance
Attribute | Detail |
|---|---|
Founded | 1984 |
Employees | 10,000-50,000 |
Revenue | $1-5B (estimated) |
Primary capability | Electronics & Software |
Certifications | IATF 16949 · ISO 14001 · ISO 45001 |
What Spil makes
The company holds IATF 16949, ISO 14001, and ISO 45001 certifications and lists assembly and semiconductor products among its offerings.
Products and capabilities described on the company's own site include Assembly, Semiconductor (source: spil.com.tw).
Certifications
Spil is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
IATF 16949 — spilglobal.com
ISO 14001 — spilglobal.com
ISO 45001 — spilglobal.com
Latest developments
2026-08-12 — SPIL breaks ground on advanced IC packaging, testing plant in Yunlin - Focus Taiwan (focustaiwan.tw)
2026-08-12 — 🏗️ Yunlin Reaches New Investment Milestone: SPIL Breaks Ground on NT$100 Billion Douliu Plant, Elevating Yunlin as a Semiconductor Hub in Central Taiwan (yunlin.gov.tw)
2026-08-11 — SPIL breaks ground in Yunlin - Taipei Times (taipeitimes.com)
2026-07-31 — SPIL AI packaging investment boosts CTSP Erlin Park as first standard factory opens in 2H26 (digitimes.com)
2026-06-11 — [News] ASE’s SPIL Acquires NT$2.8B Plant Amid Spillover Demand from TSMC Advanced Packaging Capacity Crunch (trendforce.com)
2026-05-04 — SPIL buys multiple Nanke plants to boost advanced packaging capacity for AI demand (digitimes.com)
Company details
SPIL is reported to be a member of ASE Technology Holding Co., Ltd., and its estimated revenue band is $1 to 5 billion. Spil was founded in 1984, and has an estimated 10,000-50,000 employees. On the LightSource stability read it is rated "Established & active": 42 years in operation (founded 1984). Holds IATF 16949, ISO 14001, ISO 45001 certification(s) per public sources.
Frequently asked questions
What does Spil make?
Spil, also known as Siliconware Precision Industries Co., Ltd. (SPIL), is an electronics and software company headquartered in Taiwan, founded in 1984. It employs roughly 10,000 to 50,000 people, with estimated revenue of $1 to 5 billion, and is a private company. It serves the automotive, electronics, and plumbing-hardware industries. In 2026 it broke ground on an advanced IC packaging and testing plant in Yunlin, Taiwan.
When was Spil founded?
Spil was founded in 1984.
How big is Spil?
Spil has an estimated 10,000-50,000 employees, with revenue in the $1-5B range (estimated).
What certifications does Spil hold?
Spil lists IATF 16949 · ISO 14001 · ISO 45001 on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
'+886 4 2534 1525
Certification
IATF 16949 · ISO 14001 · ISO 45001
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