Turnkey PCB Solution

From prototype to production, we deliver consistent quality, dependability, on-time delivery, and prompt responsiveness.
Learn UnitPCB

PCB Manufacturing

From prototype to production, we deliver consistent quality, dependability, on-time delivery, and prompt responsiveness.
Learn UnitPCB

Parts Procurement

From prototype to production, we deliver consistent quality, dependability, on-time delivery, and prompt responsiveness.
Learn UnitPCB

PCB Assembly

From prototype to production, we deliver consistent quality, dependability, on-time delivery, and prompt responsiveness.
Learn UnitPCB

DFM Check

PCB Fabrication

Components Sourcing

SMT + Reflow

DIP + Wave

Inspection & Testing

Global Shipping

PCB Fabrication

Union Circuits offers a wide range of PCB fabrication services, from single-sided to complex 42-layer boards. Whether you need a few prototypes for testing or large quantities for mass production, we have the capabilities and experience to meet your needs. Trust us to cover all aspects of PCB fabrication, regardless of size or complexity.

15 Years of Oversea Experience

Rich experience in PCB manufacturing, we deliver high quality PCBs across various industries.

State-of-the-Art Equipment

Continuous improvement, modern facility with Cedal laminator, VCP, LDI, AVI in house.

Prototype to Production Qtys

No order too big, NO order too small, even one single piece we care.

Strong Capability

1~48 Layers, HDI, High Frequency, IMS, FPC, Rigid-flex PCBs, we have got you covered.

Parts Procurement

Quick components sourcing from all over the world through our global procurement network. We source only from the original manufacturers and authorized distributors, providing customers a flexible purchase option while maintaining 30K+ passive parts in stock. All of these points made us a reliable and dependable partner on component sourcing for projects from prototype to production runs.

Strong Supply Chain

10+ Experienced sourcing team, plus project, engineering, purchasing, quality, customs declaration dep.

100% Genuine Components

Sourcing directly from parts manufacturers and authorized distributors, ensure the quality of the components secured.

Flexible Options

Purchase on demand, from one single coponents to entire BOM, all up to you.

Inventory Management

First In First Out, anti-static, dust-proof, moisture-proof, constant temp warehouse, high value parts managed separately.

PCB Assembly

We offer a complete one-stop shopping service that includes PCB manufacturing, parts procurement, and PCB assembly. Our team is dedicated to producing high-quality prototypes for research and development, as well as small to medium production runs. We focus on delivering excellent results that meet our clients’ specific needs and ensure top-notch quality.

SMT + DIP

10 SMT lines (including 4 for prototype and 6 full SMT lines with oven for production); two DIP lines in house.

24 Hours Quickturn

As quick as 24 hours to meet your time critical project requirement, not only prototype but also small quantity runs.

Kitted or Partial Kitted

We are flexible, we prefer turnkey PCB Assembly while kitted or partial kitted also welcome.

Turnkey PCB Assembly

All components inclduing the PCBs made by us, you can save a lot of time and energy.

About Union

Established in 2010, Union Circuits is well-known as a professional PCB manufacturer and exporter, dedicated to produce and sale Quick-turn, Prototype, small to medium volume PCBs. We have two PCB factories, one located in Shenzhen focus on prototype and small volumes PCB orders, another in Jiangmen of GuangDong, China focus on small to medium volumes. Both factories work seamlessly to offer our clients with the best services.

Our PCB Assembly services started in 2014, equipted with total 10 SMT lines including 4 for prototype PCB SMT and 6 full SMT lines for production. This expansion has enabled us to offer comprehensive solutions, from PCB fabrication to assembly, all under one roof, enhancing our service offerings and efficiency to the next nevel.

Morden Facilities
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Years in Business
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Skilled Employees
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What Sets Us Apart

LDI
Advanced Equipment

LDI Exposure, VCP Line, Vacuum Etching, AVI, 3D SPI, Fuji mounter, Online AOI, X-ray, etc...

Double-sided-PCB-1
Top Quality

Customer satisfaction rate >98%, quality always beyond your expect.

HDI PCB-2
Strong Capability

Up to 48 Layer FR4 PCB, Rogers, Arlon, Taconic, metal core, FPC, rigid-flex PCBs etc.

Multilayer-PCB-1
Superfast Lead time

Quick turn Prototype as quick as 24 hours. Small volume quickturn 5~7 wds.

customer service2
Customer Oriented

Prioritize understanding and meeting client needs to ensure satisfaction and build loyalty.

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Rich Experience

15 years rich experience , cost optimization solution, save your time to market.

flexible
Flexible & Easy to talk

Flexible lead time with affordable prices, no hidden cost.

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Turnkey Solution

PCB manufacturing, components sourcing, PCB Assembly, all under one roof.

what Our Clients Say About Us

As a startup in the tech industry, time and quality are of the essence for us. Union Circuits exceeded our expectations with their Quick-turn PCB service. Their team's professionalism and attention to detail ensured our prototype was not only delivered on time but with impeccable quality. We couldn't be more satisfied.

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Ishita Malhotra

Purchasing Manager

Union Circuits made a seamless experience for us. Their strong manufacturing capabilities, ensured our projects were completed to the highest standards. We highly recommend their services to anyone looking for a reliable PCB manufacturing partner..

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Kylo James

Stratage Purchasing

Union Circuits made a seamless experience for us. Their strong manufacturing capabilities, ensured our projects were completed to the highest standards. We highly recommend their services to anyone looking for a reliable PCB manufacturing partner..

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Ella Perez

Buyer Planner

You are the champion, consistently delivering excellence that not only meets but exceeds our expectations. We will certainly continue order more. Thanks a lot!!

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Elsie Ross

Account Manager

Switch to Union

Free samples for qualification upon request. Free tooling when you switch to us, for production orders only.