Top 10 Printed Circuit Board Assembly Manufacturers in 2023


Printed circuit board (PCB) assembly is an essential part of manufacturing electronic devices. PCBs provide the foundation for components like integrated circuits, resistors, capacitors to be mounted and connected with copper traces. The assembly process involves soldering and assembling these components onto the PCB.

With the electronics industry growing rapidly, the PCB assembly market is expected to reach $79.3 billion by 2025. This growth is fueled by emerging technologies like IoT, electric vehicles, wearables and increased electronics content in automobiles. However, the PCB assembly market is still very fragmented with hundreds of small companies spread across the globe.

This article provides a ranking of the top 15 PCB assembly manufacturers in 2023 based on factors like revenue, production capabilities, reputation, quality certifications and global presence. The list features leading global giants as well as rapidly growing Asian companies.

Top 15 PCB Assembly Manufacturers in 2023

1. RayMing Technology

Founded in 2005, RayMing is the leading PCB assembly manufacturer based out of China. The company has state of the art manufacturing facilities spread across Dongguan, Huizhou and Suining.

RayMing specializes in assembly of high-complexity and advanced HDI PCBs. They assemble PCBs for products like smartphones, laptops, automotive electronics, IoT devices, industrial equipment and medical devices. With 8000+ employees and SMT lines, RayMing can manufacture over 1 million PCBs per month.

The company is known for its quick turnaround time, competitive pricing, excellent quality and superior customer service. RayMing is certified for quality standards like ISO 9001, IATF 16949, ISO 14001 and QC 080000.

2. Flex

Founded in 1969, Flex is a leading sketch-to-scale solutions company headquartered in Singapore. The company has over 100 manufacturing sites across 30 countries and revenues of $25 billion.

Flex offers end-to-end solutions for PCB assembly, systems assembly, design & engineering services to various industries like automotive, medical, networking, telecom, enterprise data management, aerospace and industrial. The company has diversified capabilities to assemble PCBs, cables, mechanical assemblies, enclosures, antennas and modules.

With strong engineering capabilities and global footprint, Flex serves over 2000 customers worldwide. They are focused on high-mix, low to mid volume assembly.

3. Jabil Circuit

Jabil Circuit is a leading Fortune 500 company offering electronic manufacturing services and solutions. Founded in 1966, Jabil is headquartered in Florida and generates annual revenues of $29 billion.

Jabil has over 100 manufacturing locations across 30 countries. The company assembles PCBs for various industries including healthcare, automotive, 5G infrastructure, digital home appliances, mobility and packaging. Jabil focuses on offering complete product solutions from design, manufacturing, supply chain to product management.

With strong engineering support and scale, Jabil can handle high-volume and high-complexity PCB assemblies. The company is certified for ISO 9001, IATF 16949, ISO 14001 standards.

4. Foxconn

Hon Hai Precision Industry Co. Ltd., better known as Foxconn is the largest electronics manufacturer in the world. Headquartered in Taiwan, Foxconn has revenues of over $170 billion with facilities spread across China, India, Europe, and Mexico.

Foxconn assembles electronic products for major brands including Apple iPhone, iPad, Sony, Nokia, Nintendo, Xiaomi, Huawei, HP, Dell etc. The company is highly focused on automation and leveraging technologies like AI and IoT in manufacturing.

Foxconn specializes in high-volume production of consumer electronics. It has unparalleled scale with over 1.3 million employees working round the clock to assemble PCBs in the millions every month.

5. Sanmina Corporation

Sanmina is a leading integrated manufacturing solutions company based out of California. Founded in 1980, the company has revenues of $6.7 billion with manufacturing facilities across the Americas, Europe and Asia.

Sanmina provides comprehensive solutions from product design, advanced manufacturing to logistics. It serves major OEMs in industries like communications, enterprise computing, medical, defense, cleantech and automotive.

With a focus on high-mix, mid to low-volume production, Sanmina has proven expertise in PCBA for complex, high-reliability products. The company has robust engineering support and rigorous quality control suitable for regulated industries.

6. Benchmark Electronics

Benchmark provides integrated solutions across the product life cycle from engineering, supply chain to manufacturing. Founded in 1979, the company is headquartered in Arizona and has manufacturing facilities in Americas, Europe and Asia.

Benchmark caters to various industries including aerospace, defense, telecom, semiconductor capital equipment and test & instrumentation. It specializes in low to medium volume, high-mix manufacturing suitable for regulated markets like defense, aerospace and medical.

The company is known for its miniaturization, microelectronics and mechatronics capabilities. With over $2.3 billion in revenues, Benchmark delivers high-quality solutions from concept to volume production.

7. Kimball Electronics

Kimball Electronics provides electronics manufacturing services and solutions to automotive, medical, industrial and public safety industries. Founded in 1961, the company is headquartered in Indiana with production facilities across America, Europe and Asia.

Kimball specializes in medium to high-mix production suited for regulated markets like automotive, medical devices and industrial equipment. It is focused on functional safety, product reliability and quality.

With revenues of $1.4 billion and over 13,000 employees, Kimball has demonstrated expertise in PCBA for mission-critical applications. The company has certifications like IATF 16949, ISO 13485, AS9100D indicating its stringent quality standards.

8. Creation Technologies

Creation Technologies is one of the leading electronics manufacturing service providers in North America. Founded in 1991, the company is headquartered in Canada and has 9 manufacturing facilities across USA and Mexico.

Creation specializes in low to medium volume, high-mix PCBA production. It manufactures Class II and Class III medical devices, diagnostics equipment, telehealth systems and other regulated products. The company also serves the aerospace, defense, industrial and telecom industries.

With over $750 million in revenues and 4000+ employees, Creation is focused on operational excellence, product quality and customer collaboration. It delivers robust supply chain, manufacturing and service solutions.

9. Key Tronic

Key Tronic is a leading electronics manufacturing services provider focused on engineering, supply chain and manufacturing. Founded in 1969, the company is headquartered in Washington and has production facilities in USA, Mexico and China.

Key Tronic specializes in integrated product realization solutions for industrial, medical, automotive and aerospace industries. It provides manufacturing services from PCB assembly, systems integration, plastics molding to full product builds.

The company generates over $500 million in annual revenue and is certified for ISO 13485, ISO 9001 and AS9100 demonstrating its capabilities for regulated markets. Overall, Key Tronic delivers excellence in quality, efficiency and customer service.

10. VTech Holdings

VTech is a global leader in electronic learning products and telecommunication devices. Founded in 1976, the company is headquartered in Hong Kong and generates revenues of around $2 billion.

VTech has advanced manufacturing facilities in China and southern China totaling over 1 million sq. ft. It also has production centers in Malaysia and Mexico. VTech manufactures a diverse range of products including cordless phones, electronics learning toys, baby monitors, office phones and electronic dictionaries.

With scale, automation and rigorous quality standards, VTech can deliver high-volume production runs of PCBA and other electronics. The company serves a global customer base spanning North America, Europe and Asia.

Factors for Selecting a PCB Assembly Manufacturer

Here are some key factors to consider when selecting a PCB assembly manufacturer:

It is critical to partner with a manufacturer aligned with your quality, cost and delivery requirements. Perform due diligence to make the right choice.

Frequently Asked Questions on PCB Assembly

Q1. What is the PCB assembly process?

PCB assembly involves soldering and assembling electronic components like ICs, capacitors, resistors onto the printed circuit board. It includes steps like SMT assembly, through-hole assembly, inspecting and testing.

Q2. What are the types of PCB assembly?

The main types are:

  • SMT Assembly: Components are mounted on the surface of the PCB through soldering. Highly automated process.
  • Through Hole Assembly: Components are mounted by inserting leads into holes in the PCB. More manual process.
  • Hybrid Assembly: Uses both SMT and through-hole assembly techniques.

Q3. What is the benefit of automated SMT assembly?

Automated SMT lines offer benefits like:

  • Higher assembly speeds and throughput
  • Improved consistency and precision
  • Reduction in errors
  • Flexible and programmable
  • Scalability for high-volume production

Q4. What are important PCB assembly quality checks?

Some key quality checks are:

  • Component placement accuracy
  • Solder joint quality and testing
  • Verifying polarity of components
  • Testing for shorts or open circuits
  • Testing solder bonds, resistance, continuity
  • Visual inspection at multiple stages

Q5. How can I estimate PCB assembly cost?

PCB assembly cost depends on factors like:

  • Component cost – ICs, capacitors, transistors etc
  • PCB fabrication charges
  • Labor charges
  • Number of PCB layers
  • Production volume
  • Testing and inspection needs
  • Location of manufacturer

An experienced PCB assembly manufacturer can provide an accurate estimate based on your specific requirements.


PCB assembly is an intricate process that requires state of the art manufacturing facilities, talented engineers, stringent quality control and global supply chain. Partnering with a world-class PCB assembly manufacturer is crucial to build high-quality and reliable electronic products cost-effectively.

This article provides a ranking of the top PCB assembly manufacturers in 2023 who have proven expertise and capabilities. However, you must evaluate manufacturers based on the unique needs of your product and business. The PCB assembly partner can have significant impact on your product development, time-to-market and overall customer experience.

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