Outsourced Semiconductor Assembly And Test Services (OSAT) Market Size, Share, Opportunities, And Trends By Service Type (Packaging, Testing), By Packaging Type (Ball Grid Array (BGA) Packaging, Chip-scale Packaging (CSP), Stacked Die Packaging, Multi-chip Packaging, Quad Flat And Dual-inline Packaging), By Application (Communication, Consumer Electronics, Automotive, Computing And Networking, Industrial, Others), And By Geography - Forecasts From 2025 To 2030
- Published : Mar 2025
- Report Code : KSI061615732
- Pages : 145
OSAT Market Size:
The Outsourced Semiconductor Assembly And Test Services (OSAT) Market, valued at US$79,913.859 million in 2030 from US$46,217.376 million in 2025, is projected to grow at a CAGR of 11.57%.
OSAT Market Key Highlights:
- Demand for electronics is surging: Consumer devices are driving OSAT market growth globally.
- Governments are boosting initiatives: Policies are supporting semiconductor assembly and testing expansion.
- Asia Pacific is leading production: China and Taiwan are key hubs for OSAT services.
- Miniaturization is fueling innovation: Advanced packaging is meeting the need for compact devices.
OSAT Market Overview:
Outsourced semiconductor assembly and test services (OSAT) are the industry term for providing specialist manufacturing and testing services to semiconductor businesses. To assemble, package, and test integrated circuits (ICs) and other devices, semiconductor manufacturers employ OSAT companies.
The rising demand for cutting-edge electronic gadgets across various sectors is driving the outsourced semiconductor assembly and test services (OSAT) market.
OSAT suppliers conduct assembly and testing for semiconductor businesses to save money and expedite delivery. Furthermore, the need for these specialized services is driven by complex semiconductor components such as SoC designs and improved packaging methods.
OSAT refers to a third-party semiconductor package, assembly, and test outsourcing for IDMs (Integrated Device Manufacturers) and fabless companies. OSATs carry out important post-fabrication processes to guarantee chips of desired performance, reliability, and quality. With the growing need for advanced packaging (e.g., 2.5D/3D IC, fan-out), OSATs facilitate cost-saving scaling for AI, 5G, and automotive electronics markets.
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OSAT Market Segment Analysis:
The Outsourced Semiconductor Assembly And Test Services (OSAT) Market is segmented by:
- By Service Type: The testing segment will hold a significant share, as these services are easy to manage and operate.
- By Packaging Type: By Packaging Type, the market is segmented into Ball Grid Array (BGA) Packaging, Chip-scale Packaging (CSP), Stacked Die Packaging, Multi-Chip Packaging, and Quad Flat and Dual-inline Packaging.
- By Device Type: Memory Devices and Analog and Mixed-Signal Devices will witness significant growth due to the expanding demand for artificial intelligence devices in the market.
- By Application: The consumer electronics segment is booming because of the increasing number of handheld devices and the expanding work-from-home culture worldwide.
- By Region: By geography, the OSAT Market is segmented into the Americas, Europe, the Middle East and Africa, and Asia Pacific.
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Top Trends Shaping the OSAT Market:
- Increasing government initiatives
The government has been taking significant steps for the allocation of semiconductor manufacturing in their countries.
The government of India laid the foundation of three semiconductor projects worth about Rs 1.25 lakh crore in March 2024. The government envisioned India as a global hub for semiconductor design, manufacturing, and technology development. For this, the foundation was laid for the Semiconductor fabrication facility at the Dholera Special Investment Region (DSIR), Gujarat; the Outsourced Semiconductor Assembly and Test (OSAT) facility at Morigaon, Assam; and the Outsourced Semiconductor Assembly and Test (OSAT) facility at Sanand, Gujarat.
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OSAT Market: Growth Drivers vs. Challenges
Drivers:
- Growing Demand for Miniaturization: The increasing demand for miniaturization has led to ongoing research and development, creating new products, manufacturing processes, and semiconductor designs, accelerating the industry's growth. For instance, in September 2023, the US National Science Foundation declared that it would provide $45.6 million in support for 24 research and teaching programs, including funds from the "CHIPS and Science Act of 2022." These programs aim to boost advancements in semiconductor technology, production, and workforce development.
- Furthermore, end-use semiconductor sales experienced a significant rise. As a result of the industry's persistent efforts to accommodate the rising demand for semiconductors, its sales have increased. As more employment moved to remote work and home learning, sales of end-use categories like PCs saw notable growth. Other areas, including the automotive sector, had sharp rises, making it the third-largest semiconductor end-use market. This growth in the end-use of semiconductors significantly boosts the OSAT market expansion.
Challenges:
- Price volatility and technological complexity: The price volatility due to the supply-chain constraint is a major challenge in the industry. Further, the technological complexity is hindering market growth.
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OSAT Market Regional Analysis
- Asia Pacific: China, Taiwan, and South Korea are becoming important centers for the assembly and production of semiconductors. OSAT suppliers shorten product time-to-market by providing expertise in assembly, packaging, and testing procedures.
Furthermore, the Semiconductor Industry Association reports that China's semiconductor industry is spending a large capital expenditure, which is money used by businesses to purchase, renovate, or maintain their assets. Semiconductor manufacturing is driven by the rising need for production facilities and the growing requirement for semiconductors in the automotive and consumer electronics industries, increasing the demand for OSAT globally.
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OSAT Market: Competitive Landscape
The Outsourced Semiconductor Assembly And Test Services (OSAT) Market is fragmented, with many notable players, including ASE Group, Amkor Technology Inc., Powertech Technology Inc., ChipMOS Technologies Inc., King Yuan Electronics Co. Ltd, Jiangsu Changjiang Electronics Technology Co. Ltd, UTAC Holdings Ltd, Lingsen Precision Industries Ltd, and Tongfu Microelectronics Co., among others:
OSAT Market Developments:
- New Facility: In October 2024, Jacobs was appointed by CG Semi-Private Limited, a Joint Venture between CG, Renesas Electronics Corporation, and Stars Microelectronics (Thailand) Public Co. Ltd., for the engineering design of CG Semi's new Outsourced Semiconductor Assembly and Test (OSAT) facility at Sanand, Gujrat in India. The main facility was planned to be built on more than 28 acres. The OSAT facility would manufacture a variety of advanced and legacy packages for automotive, consumer, industrial, and 5G industries.
- New Facility: In November 2023, Amkor Technology, Inc. announced its plan to build an advanced packaging and test facility in Peoria, Arizona. Amkor is projected to invest approximately $2 billion and employ approximately 2,000 people at the new facility. The company is a US-headquartered OSAT service provider.
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OSAT Market Scope:
Report Metric | Details |
OSAT Market Size in 2025 | US$46,217.376 million |
OSAT Market Size in 2030 | US$79,913.859 million |
Growth Rate | CAGR of 11.57% |
Study Period | 2020 to 2030 |
Historical Data | 2020 to 2023 |
Base Year | 2024 |
Forecast Period | 2025 – 2030 |
Forecast Unit (Value) | USD Million |
Segmentation |
|
Geographical Segmentation | Americas, Europe, Middle East, and Africa, Asia Pacific |
List of Major Companies in the OSAT Market |
|
Customization Scope | Free report customization with purchase |
Outsourced Semiconductor Assembly And Test Services (OSAT) Market Segmentation:
- By Service Type
- Packaging
- Testing
- Other
- By Packaging Type
- Ball Grid Array (BGA) Packaging
- Chip-scale Packaging (CSP)
- Stacked Die Packaging
- Multi-Chip Packaging
- Quad Flat and Dual-inline Packaging
- By Device Type
- Logic Devices
- Memory Devices
- Analog and Mixed-Signal Devices
- Others
- By Application
- Communication
- Consumer Electronics
- Automotive
- Computing and Networking
- Industrial
- Others
- By Region
- Americas
- USA
- Europe, Middle East, and Africa
- Germany
- Netherlands
- Others
- Asia Pacific
- China
- Japan
- Taiwan
- South Korea
- Others
- Americas
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Frequently Asked Questions (FAQs)
The OSAT Market is expected to reach a total market size of US$79,913.859 million by 2030.
OSAT Market is valued at US$46,217.376 million in 2025.
The OSAT Market is expected to grow at a CAGR of 11.57% during the forecast period.
The Asia Pacific region is expected to hold a significant share of the OSAT market.
Demand for compact, high-performance chips in AI, automotive, and 5G fuels OSAT semiconductor market trends, alongside innovations in heterogeneous integration and advanced packaging.
1. EXECUTIVE SUMMARY
2. MARKET SNAPSHOT
2.1. Market Overview
2.2. Market Definition
2.3. Scope of the Study
2.4. Market Segmentation
3. BUSINESS LANDSCAPE
3.1. Market Drivers
3.2. Market Restraints
3.3. Market Opportunities
3.4. Porter’s Five Forces Analysis
3.5. Industry Value Chain Analysis
3.6. Policies and Regulations
3.7. Strategic Recommendations
4. TECHNOLOGICAL OUTLOOK
5. OSAT MARKET BY SERVICE TYPE
5.1. Introduction
5.2. Packaging
5.3. Testing
5.4. Other
6. OSAT MARKET BY PACKAGING TYPE
6.1. Introduction
6.2. Ball Grid Array (BGA) Packaging
6.3. Chip-scale Packaging (CSP)
6.4. Stacked Die Packaging
6.5. Multi-Chip Packaging
6.6. Quad Flat and Dual-inline Packaging
7. OSAT MARKET BY DEVICE TYPE
7.1. Introduction
7.2. Logic Devices
7.3. Memory Devices
7.4. Analog and Mixed-Signal Devices
7.5. Others
8. OSAT MARKET BY APPLICATION
8.1. Introduction
8.2. Communication
8.3. Consumer Electronics
8.4. Automotive
8.5. Computing and Networking
8.6. Industrial
8.7. Others
9. OSAT MARKET BY GEOGRAPHY
9.1. Introduction
9.2. Americas
9.2.1. USA
9.3. Europe, Middle East, and Africa
9.3.1. Germany
9.3.2. Netherlands
9.3.3. Others
9.4. Asia Pacific
9.4.1. China
9.4.2. Japan
9.4.3. Taiwan
9.4.4. South Korea
9.4.5. Others
10. COMPETITIVE ENVIRONMENT AND ANALYSIS
10.1. Major Players and Strategy Analysis
10.2. Market Share Analysis
10.3. Mergers, Acquisitions, Agreements, and Collaborations
10.4. Competitive Dashboard
11. COMPANY PROFILES
11.1. ASE Group (ASE Technology Holdings)
11.2. Amkor Technology Inc.
11.3. Powertech Technology Inc.
11.4. ChipMOS Technologies Inc.
11.5. King Yuan Electronics Co., Ltd.
11.6. Jiangsu Changjiang Electronics Technology Co., Ltd.
11.7. UTAC Holdings Ltd.
11.8. Lingsen Precision Industries Ltd.
11.9. Tongfu Microelectronics Co.
12. APPENDIX
12.1. Currency
12.2. Assumptions
12.3. Base and Forecast Years Timeline
12.4. Key benefits for the stakeholders
12.5. Research Methodology
12.6. Abbreviations
LIST OF FIGURES
LIST OF TABLES
ASE Group (ASE Technology Holdings)
Amkor Technology Inc.
Powertech Technology Inc.
King Yuan Electronics Co. Ltd.
Jiangsu Changjiang Electronics Technology Co., Ltd.
UTAC Holdings Ltd.
Lingsen Precision Industries Ltd.
Tongfu Microelectronics Co.
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