Turnkey PCB Solution

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

One-Stop Shopping PCB Manufacturing and Assembly

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

Gerber Input
PCB Fabrication
Components Sourcing
SMT + Reflow Soldering
DIP + Wave Soldering
Inspection & Testing
Global Shipping

PCB Manufacturing

Custom PCBs tailored to your specific needs, up to 48 multilayer PCBs. Quantity from one single piece to thousands. Quickest Lead time 24 Hours.

Parts Procurement

Most kinds of electronic components we can source, combine all our resources to you as one single source. From one single part number to whole BOM.

PCB Assembly

Flexible options, parts turnkey, kitted or consigned, or mixed, it’s up to you.

About Union

Established in 2010, Union Circuits is well-known as a professional PCB manufacturer located in Shenzhen, China, 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.

Years in Business
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m2 Production Area
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Skilled Employees
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What Sets Us Apart

Our vision, mission, and values outline what distinguishes us from other companies.

Strong Capability

Up to 48 Layer FR4, Rogers, Arlon, Taconic, Al/ Copper-based, flexible circuits, rigid-flex PCBs etc.

Advanced Equipment

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

Top Quality

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

Superfast Lead time

Shenzhen Speed!! Quick turn Prototype as quick as 24 hours. Small to medium volume quickturn 5~7 wds.

Turnkey Solution

From PCB manufacturing, components sourcing to PCB Assembly, you do not need to find another source.

Flexible & Easy to talk

Flexible lead time with affordable prices, no hidden cost and always customer oriented.

Switch to Union

Free samples can be sent for qualification. Free tooling when you switch to us, for production orders only.

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