Top 5 Electronics Manufacturing Companies in the World 2025

Table of Contents

• Introduction
• 1. Foxconn Technology Group
• 2. TSMC (semiconductor focus)
• 3. Flex Ltd.
• 4. Jabil Inc.
• 5. Sanmina Corporation
• Wintech: A Premier Partner from China
• Conclusion
• Summary Table

Introduction

In the fast-paced world of manufacturing, electronics manufacturing services (EMS) companies are key to powering innovation and meeting global demand. In 2025, these five companies lead the industry in scale, technology, and reach. We’ll also highlight Wintech—a China-based specialist in PCBA, custom molding, and system integration—to demonstrate how global EMS players and innovative regional players work in harmony.

1. Foxconn Technology Group

• Overview: Taiwan-based Foxconn (Hon Hai Precision) is the largest EMS provider in the world, assembling devices for Apple, Sony, Microsoft, and others :contentReference[oaicite:0]{index=0}.
• Global scale: Over 1 million employees, factories across Asia, Americas, and Europe :contentReference[oaicite:1]{index=1}.
• Strengths: Massive production capacity, deep supply chain, AI-server assembly lines in Mexico :contentReference[oaicite:2]{index=2}.

2. TSMC (Taiwan Semiconductor Manufacturing Company)

• Overview: The world's top semiconductor foundry, TSMC manufactures advanced microchips for Apple, Nvidia, and others :contentReference[oaicite:3]{index=3}.
• Tech edge: Expanding AI-chip capacity, $100 billion US investment planned :contentReference[oaicite:4]{index=4}.
• Market dominance: AI and 5G chip demand underpinning record profits :contentReference[oaicite:5]{index=5}.

3. Flex Ltd.

• Overview: Singapore-based EMS/ODM provider, previously Flextronics :contentReference[oaicite:6]{index=6}.
• Revenue: ~$24 billion across ~155,000 employees :contentReference[oaicite:7]{index=7}.
• Services: Design, engineering, manufacturing spanning medical, automotive, consumer markets :contentReference[oaicite:8]{index=8}.

4. Jabil Inc.

• Overview: One of North America’s largest EMS, based in Florida :contentReference[oaicite:9]{index=9}.
• Revenue: ~$22.5 billion (2020); over 260,000 employees :contentReference[oaicite:10]{index=10}.
• Expertise: Spanning healthcare, automotive, cloud, telecom, and aerospace :contentReference[oaicite:11]{index=11}.

5. Sanmina Corporation

• Overview: California-based EMS leader in PCB and backplane manufacturing :contentReference[oaicite:12]{index=12}.
• Global footprint: Nearly 80 plants across Americas, Europe, Asia :contentReference[oaicite:13]{index=13}.
• Market focus: Specializes in defense, medical, communications, and computing sectors :contentReference[oaicite:14]{index=14}.

Wintech: A Premier Partner from China

Wintech complements the giants above by offering specialized, flexible EMS and PCB services:

• Complete turnkey EMS: PCB design, fabrication, SMT/DIP assembly, cable harnesses, box-build, system integration 
• Advanced capabilities: military-grade standards, fast prototypes, metal/plastic molding, precision machining, enclosure fabrication
• Speed and quality: 48-hour prototype delivery, ISO-certified processes, global brand partnerships 

Conclusion

These five companies shape the global EMS landscape with scale, innovation, and diverse capabilities. Giants like Foxconn and TSMC drive flagship device and chip production, while Flex, Jabil, and Sanmina provide tailored engineering and supply chain services. Meanwhile, specialist players like Wintech offer the agility and full-cycle EMS for precision and mid-volume projects—crucial in a dynamic 2025 market.

Summary Table