Global Outsourced Semiconductor Assembly and Test (OSAT) Industry Growth and Trends Forecast to 2031

Summary

OSAT stands for Outsourced Semiconductor Assembly and Test. This report focuses on OSAT Providers. Outsourced Semiconductor Assembly and Test (manufacturing) provide third-party IC-packaging and test services.The OSATs are merchant vendors. IDMs and foundries with internal packaging operations also outsource a certain percentage of their IC-packaging production to the OSATs. The fabless companies also outsource their packaging to the OSATs and/or foundries.

According to APO Research, The global Outsourced Semiconductor Assembly and Test (OSAT) market was estimated at US$ million in 2025 and is projected to reach a revised size of US$ million by 2031, witnessing a CAGR of xx% during the forecast period 2026-2031.

North American market for Outsourced Semiconductor Assembly and Test (OSAT) is estimated to increase from $ million in 2025 to reach $ million by 2031, at a CAGR of % during the forecast period of 2026 through 2031.

Asia-Pacific market for Outsourced Semiconductor Assembly and Test (OSAT) is estimated to increase from $ million in 2025 to reach $ million by 2031, at a CAGR of % during the forecast period of 2026 through 2031.

Europe market for Outsourced Semiconductor Assembly and Test (OSAT) is estimated to increase from $ million in 2025 to reach $ million by 2031, at a CAGR of % during the forecast period of 2026 through 2031.

The major global companies of Outsourced Semiconductor Assembly and Test (OSAT) include ASE Group, Amkor, JECT, SPIL, Powertech Technology Inc, TSHT, TFME, UTAC and Chipbond, etc. In 2024, the world's top three vendors accounted for approximately % of the revenue.

Report Scope

This report aims to provide a comprehensive presentation of the global market for Outsourced Semiconductor Assembly and Test (OSAT), with both quantitative and qualitative analysis, to help readers develop business/growth strategies, assess the market competitive situation, analyze their position in the current marketplace, and make informed business decisions regarding Outsourced Semiconductor Assembly and Test (OSAT).

The Outsourced Semiconductor Assembly and Test (OSAT) market size, estimations, and forecasts are provided in terms of revenue ($ millions), considering 2024 as the base year, with history and forecast data for the period from 2020 to 2031. This report segments the global Outsourced Semiconductor Assembly and Test (OSAT) market comprehensively. Regional market sizes, concerning products by Type, by Application, and by players, are also provided. For a more in-depth understanding of the market, the report provides profiles of the competitive landscape, key competitors, and their respective market ranks. The report also discusses technological trends and new product developments.

Key Companies & Market Share Insights

In this section, the readers will gain an understanding of the key players competing. This report has studied the key growth strategies, such as innovative trends and developments, intensification of product portfolio, mergers and acquisitions, collaborations, new product innovation, and geographical expansion, undertaken by these participants to maintain their presence. Apart from business strategies, the study includes current developments and key financials. The readers will also get access to the data related to global revenue, gross margin by manufacturers for the period 2020-2025. This all-inclusive report will certainly serve the clients to stay updated and make effective decisions in their businesses.

Outsourced Semiconductor Assembly and Test (OSAT) Segment by Company

ASE Group
Amkor
JECT
SPIL
Powertech Technology Inc
TSHT
TFME
UTAC
Chipbond
ChipMOS
KYEC
Unisem
Walton Advanced Engineering
Signetics
Hana Micron
NEPES

Outsourced Semiconductor Assembly and Test (OSAT) Segment by Type

Test Service
Assembly Service

Outsourced Semiconductor Assembly and Test (OSAT) Segment by Application

Communications
Automotive
Computing
Consumer
Others

Outsourced Semiconductor Assembly and Test (OSAT) Segment by Region

North America
United States
Canada
Mexico
Europe
Germany
France
U.K.
Italy
Russia
Spain
Netherlands
Switzerland
Sweden
Poland
Asia-Pacific
China
Japan
South Korea
India
Australia
Taiwan
Southeast Asia
South America
Brazil
Argentina
Chile
Colombia
Middle East & Africa
Egypt
South Africa
Israel
Türkiye
GCC Countries

Key Drivers & Barriers

High-impact rendering factors and drivers have been studied in this report to aid the readers to understand the general development. Moreover, the report includes restraints and challenges that may act as stumbling blocks on the way of the players. This will assist the users to be attentive and make informed decisions related to business. Specialists have also laid their focus on the upcoming business prospects.

Reasons to Buy This Report

1. This report will help the readers to understand the competition within the industries and strategies for the competitive environment to enhance the potential profit. The report also focuses on the competitive landscape of the global Outsourced Semiconductor Assembly and Test (OSAT) market, and introduces in detail the market share, industry ranking, competitor ecosystem, market performance, new product development, operation situation, expansion, and acquisition. etc. of the main players, which helps the readers to identify the main competitors and deeply understand the competition pattern of the market.
2. This report will help stakeholders to understand the global industry status and trends of Outsourced Semiconductor Assembly and Test (OSAT) and provides them with information on key market drivers, restraints, challenges, and opportunities.
3. This report will help stakeholders to understand competitors better and gain more insights to strengthen their position in their businesses. The competitive landscape section includes the market share and rank (in value), competitor ecosystem, new product development, expansion, and acquisition.
4. This report stays updated with novel technology integration, features, and the latest developments in the market
5. This report helps stakeholders to gain insights into which regions to target globally
6. This report helps stakeholders to gain insights into the end-user perception concerning the adoption of Outsourced Semiconductor Assembly and Test (OSAT).
7. This report helps stakeholders to identify some of the key players in the market and understand their valuable contribution.

Chapter Outline

Chapter 1: Introduces the report scope of the report, executive summary of global and regional market size and CAGR for the history and forecast period (2020-2025, 2026-2031). It offers a high-level view of the current state of the market and its likely evolution in the short to mid-term, and long term.
Chapter 2: Provides the analysis of various market segments by type, covering the market size and development potential of each market segment, to help readers find the blue ocean market in different market segments.
Chapter 3: Provides the analysis of various market segments by application, covering the market size and development potential of each market segment, to help readers find the blue ocean market in different downstream markets.
Chapter 4: Introduces the market dynamics, latest developments of the market, the driving factors and restrictive factors of the market, the challenges and risks faced by manufacturers in the industry, and the analysis of relevant policies in the industry.
Chapter 5: Detailed analysis of Outsourced Semiconductor Assembly and Test (OSAT) companies' competitive landscape, revenue, market share and ranking, latest development plan, merger, and acquisition information, etc.
Chapter 6: Provides profiles of key players, introducing the basic situation of the main companies in the market in detail, including product introduction, revenue, recent development, etc.
Chapter 7, 8, 9, 10 and 11: North America, Europe, Asia Pacific, South America, Middle East & Africa, revenue by country.
Chapter 12: Concluding Insights of the report

Please Note: Single-User license will be delivered via PDF from the publisher without the rights to print or to edit.


1 Market Overview

1.1 Product Definition
1.2 Global Market Growth Prospects
1.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size Overview by Region 2020 VS 2024 VS 2031
1.4 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Region (2020-2031)
1.4.1 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Region (2020-2025)
1.4.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Region (2026-2031)
1.5 Key Regions Outsourced Semiconductor Assembly and Test (OSAT) Market Size (2020-2031)
1.5.1 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (2020-2031)
1.5.2 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (2020-2031)
1.5.3 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (2020-2031)
1.5.4 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (2020-2031)
1.5.5 Middle East & Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (2020-2031)
2 Outsourced Semiconductor Assembly and Test (OSAT) Market by Type

2.1 Type Introduction
2.1.1 Test Service
2.1.2 Assembly Service
2.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Type
2.2.1 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size Overview by Type (2020-2031)
2.2.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Historic Market Size Review by Type (2020-2025)
2.2.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecasted by Type (2026-2031)
2.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Regions
2.3.1 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Type (2020-2025)
2.3.2 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Type (2020-2025)
2.3.3 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Type (2020-2025)
2.3.4 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Type (2020-2025)
2.3.5 Middle East and Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Type (2020-2025)
3 Outsourced Semiconductor Assembly and Test (OSAT) Market by Application

3.1 Type Introduction
3.1.1 Communications
3.1.2 Automotive
3.1.3 Computing
3.1.4 Consumer
3.1.5 Others
3.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Application
3.2.1 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size Overview by Application (2020-2031)
3.2.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Historic Market Size Review by Application (2020-2025)
3.2.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecasted by Application (2026-2031)
3.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Regions
3.3.1 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Application (2020-2025)
3.3.2 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Application (2020-2025)
3.3.3 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Application (2020-2025)
3.3.4 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Application (2020-2025)
3.3.5 Middle East and Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size Breakdown by Application (2020-2025)
4 Global Market Dynamics

4.1 Outsourced Semiconductor Assembly and Test (OSAT) Industry Trends
4.2 Outsourced Semiconductor Assembly and Test (OSAT) Industry Drivers
4.3 Outsourced Semiconductor Assembly and Test (OSAT) Industry Opportunities and Challenges
4.4 Outsourced Semiconductor Assembly and Test (OSAT) Industry Restraints
5 Competitive Insights by Company

5.1 Global Top Players by Outsourced Semiconductor Assembly and Test (OSAT) Revenue (2020-2025)
5.2 Global Outsourced Semiconductor Assembly and Test (OSAT) Industry Company Ranking, 2023 VS 2024 VS 2025
5.3 Global Outsourced Semiconductor Assembly and Test (OSAT) Key Company Headquarters & Area Served
5.4 Global Outsourced Semiconductor Assembly and Test (OSAT) Company, Product Type & Application
5.5 Global Outsourced Semiconductor Assembly and Test (OSAT) Company Commercialization Time
5.6 Market Competitive Analysis
5.6.1 Global Outsourced Semiconductor Assembly and Test (OSAT) Market CR5 and HHI
5.6.2 Global Top 5 and 10 Outsourced Semiconductor Assembly and Test (OSAT) Players Market Share by Revenue in 2024
5.6.3 2024 Outsourced Semiconductor Assembly and Test (OSAT) Tier 1, Tier 2, and Tier 3
6 Company Profiles

6.1 ASE Group
6.1.1 ASE Group Comapny Information
6.1.2 ASE Group Business Overview
6.1.3 ASE Group Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.1.4 ASE Group Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.1.5 ASE Group Recent Developments
6.2 Amkor
6.2.1 Amkor Comapny Information
6.2.2 Amkor Business Overview
6.2.3 Amkor Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.2.4 Amkor Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.2.5 Amkor Recent Developments
6.3 JECT
6.3.1 JECT Comapny Information
6.3.2 JECT Business Overview
6.3.3 JECT Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.3.4 JECT Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.3.5 JECT Recent Developments
6.4 SPIL
6.4.1 SPIL Comapny Information
6.4.2 SPIL Business Overview
6.4.3 SPIL Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.4.4 SPIL Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.4.5 SPIL Recent Developments
6.5 Powertech Technology Inc
6.5.1 Powertech Technology Inc Comapny Information
6.5.2 Powertech Technology Inc Business Overview
6.5.3 Powertech Technology Inc Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.5.4 Powertech Technology Inc Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.5.5 Powertech Technology Inc Recent Developments
6.6 TSHT
6.6.1 TSHT Comapny Information
6.6.2 TSHT Business Overview
6.6.3 TSHT Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.6.4 TSHT Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.6.5 TSHT Recent Developments
6.7 TFME
6.7.1 TFME Comapny Information
6.7.2 TFME Business Overview
6.7.3 TFME Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.7.4 TFME Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.7.5 TFME Recent Developments
6.8 UTAC
6.8.1 UTAC Comapny Information
6.8.2 UTAC Business Overview
6.8.3 UTAC Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.8.4 UTAC Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.8.5 UTAC Recent Developments
6.9 Chipbond
6.9.1 Chipbond Comapny Information
6.9.2 Chipbond Business Overview
6.9.3 Chipbond Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.9.4 Chipbond Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.9.5 Chipbond Recent Developments
6.10 ChipMOS
6.10.1 ChipMOS Comapny Information
6.10.2 ChipMOS Business Overview
6.10.3 ChipMOS Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.10.4 ChipMOS Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.10.5 ChipMOS Recent Developments
6.11 KYEC
6.11.1 KYEC Comapny Information
6.11.2 KYEC Business Overview
6.11.3 KYEC Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.11.4 KYEC Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.11.5 KYEC Recent Developments
6.12 Unisem
6.12.1 Unisem Comapny Information
6.12.2 Unisem Business Overview
6.12.3 Unisem Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.12.4 Unisem Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.12.5 Unisem Recent Developments
6.13 Walton Advanced Engineering
6.13.1 Walton Advanced Engineering Comapny Information
6.13.2 Walton Advanced Engineering Business Overview
6.13.3 Walton Advanced Engineering Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.13.4 Walton Advanced Engineering Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.13.5 Walton Advanced Engineering Recent Developments
6.14 Signetics
6.14.1 Signetics Comapny Information
6.14.2 Signetics Business Overview
6.14.3 Signetics Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.14.4 Signetics Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.14.5 Signetics Recent Developments
6.15 Hana Micron
6.15.1 Hana Micron Comapny Information
6.15.2 Hana Micron Business Overview
6.15.3 Hana Micron Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.15.4 Hana Micron Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.15.5 Hana Micron Recent Developments
6.16 NEPES
6.16.1 NEPES Comapny Information
6.16.2 NEPES Business Overview
6.16.3 NEPES Outsourced Semiconductor Assembly and Test (OSAT) Revenue, Global Share and Gross Margin (2020-2025)
6.16.4 NEPES Outsourced Semiconductor Assembly and Test (OSAT) Product Portfolio
6.16.5 NEPES Recent Developments
7 North America

7.1 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (CAGR) by Country: 2020 VS 2024 VS 2031
7.2 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Country (2020-2025)
7.3 North America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecast by Country (2026-2031)
8 Europe

8.1 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (CAGR) by Country: 2020 VS 2024 VS 2031
8.2 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Country (2020-2025)
8.3 Europe Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecast by Country (2026-2031)
9 Asia-Pacific

9.1 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (CAGR) by Country: 2020 VS 2024 VS 2031
9.2 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Country (2020-2025)
9.3 Asia-Pacific Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecast by Country (2026-2031)
10 South America

10.1 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (CAGR) by Country: 2020 VS 2024 VS 2031
10.2 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Country (2020-2025)
10.3 South America Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecast by Country (2026-2031)
11 Middle East & Africa

11.1 Middle East & Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size Growth Rate (CAGR) by Country: 2020 VS 2024 VS 2031
11.2 Middle East & Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size by Country (2020-2025)
11.3 Middle East & Africa Outsourced Semiconductor Assembly and Test (OSAT) Market Size Forecast by Country (2026-2031)
12 Concluding Insights
13 Appendix

13.1 Reasons for Doing This Study
13.2 Research Methodology
13.3 Research Process
13.4 Authors List of This Report
13.5 Data Source
13.5.1 Secondary Sources
13.5.2 Primary Sources

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