Professional PCB Assembly Services for All Your Electronic Projects
We provide fast, reliable, and high-quality SMT & THT assembly solutions tailored to your needs.
PCB Assembly Service Manufacturer in China
From prototype to production , we help SMEs launch faster.
We are a professional PCB Assembly manufacturer based in China, offering one-stop solutions from prototyping to mass production. With advanced SMT lines, strict quality control, and reliable component sourcing, we help global clients reduce time-to-market and production costs.


Custompcba Services
From PCB fabrication to final testing, we provide end-to-end electronics manufacturing services tailored to your project’s needs — all with speed, precision, and reliability.
Pcb Fabrication
We partner with a number of PCB fabricators in the USA, China, and Korea to provide our clients a wide range of PCB capabilities.
Pcb Assembly
We partner with a number of PCB fabricators in the USA, China, and Korea to provide our clients a wide range of PCB capabilities.
Cable & Harness
We design, develop, and assemble complex harness solutions using advanced production techniques for customers worldwide.
Sub-Assembly & Box Build
We have extensive experience in the full lifecycle of manufacturing electronic products from PCBA, sub-assembly, and even onto their final product state.
Program Management
We are committed to the smooth execution of your project. We embrace our clients’ businesses to better understand what is required and how we can help them
Pcba Testing
Our engineers ensure high levels of quality by providing functional testing at the board and system level. This way, we keep your product defect-free and your satisfaction high.
We specialize in fast-turn prototype PCB assembly solutions.
Get your prototypes built quickly and accurately with our streamlined assembly process, ideal for startups, engineers, and rapid product development cycles.

Rapid Prototyping: We understand the urgency of bringing ideas to life. Our streamlined PCB assembly process is designed for fast turnaround times, helping you move from design to functional prototype in as little as 24–72 hours.
Flexible Order Quantities: Whether you need just a single board for validation or a small batch for functional testing, we offer low minimum order quantities to support every stage of your product development.
Precision Assembly: Our advanced SMT lines and experienced technicians ensure accurate placement and soldering of even the most complex components, delivering fully functional prototypes that match your design specifications.
Component Sourcing Support: Don’t waste time searching for parts — we offer full or partial BOM sourcing services, leveraging our supplier network to help you secure components quickly and cost-effectively.
Data-Driven PCB Assembly Solutions
As a professional PCBA manufacturer, we provide one-stop PCB assembly services covering everything from prototype development to full-scale production. With over 25 years of industry experience, we have successfully served sectors with stringent reliability requirements, including defense, medical, and telecommunications.
Equipped with complete SMT lines, through-hole soldering, wave soldering, reflow soldering, and other full-process capabilities, we support a wide range of order volumes — from prototyping to small and large-scale production. Whether you’re outsourcing manufacturing or managing in-house R&D, we ensure efficient delivery, helping you accelerate time-to-market and gain a competitive edge.

WHY CHOOSE US
Your Trusted Partner for PCB Assembly — Fast, Precise, Hassle-Free
Consequat dignissim libero convallis facilisi laoreet fames ridiculus ullamcorper dictum non sapien aliquam ut mus proin hendrerit dapibus taciti placerat

We offer end-to-end PCB solutions — from prototyping and component sourcing to SMT assembly and functional testing. One partner, every step of the way.

Our factory is equipped with fully automated SMT lines and inspection systems, backed by engineers with over 10 years of hands-on experience. Precision and consistency guaranteed.

Streamlined processes and efficient coordination mean faster lead times, less back-and-forth, and quicker delivery to your team or clients.

By reducing communication gaps and production delays, we help you lower your total project costs — without compromising on quality or reliability.
Meet Our Team
Precision Is Our Craft
At custompcba, our engineering team is driven by detail, speed, and quality. From prototypes to production, we build every board like it’s our own.

SMT Process Engineer
With over a decade of hands-on experience, Kevin ensures precision placement and smooth SMT production for every project.

DFM Specialist
Lily focuses on optimizing PCB designs for manufacturability, reducing errors before production begins.

Quality Control
Jason oversees all AOI and X-ray inspections, ensuring every assembled board meets our highest quality standards.
PCB Assembly and Manufacturing
custompcba has been delivering high-quality PCB assembly (PCBA) services in Orange County, California for over 20 years. With two decades of industry experience, we’ve helped our clients succeed in highly competitive markets by providing fast, dependable turnaround and exceptional value.
Whether you need rapid prototype assembly or full-scale production, custompcba offers the capabilities and supply chain strength of a global EMS provider — while maintaining the flexibility and personalized service of a dedicated local partner.
We’re committed to building long-term, trusted relationships with our customers, acting not just as a supplier, but as an extension of your team.
As Fast As 24hr Turn
Best Prices
Turnkey Or Consignment
Industry Leading Knowledge

From Machines to Precision Placement: High-Accuracy SMT Assembly Process
- Advanced SMT Equipment from JUKI, Yamaha, and Panasonic
- Supports 0201, BGA, QFN, and Other Complex Packages
- AOI + X-Ray Inspection for Total Quality Control
- Cleanroom Environment & Anti-Static Handling
- Precision Reflow & Wave Soldering
Advanced Tech PCBA Production
Equipped with high-speed SMT lines, precision reflow ovens, AOI, and X-ray inspection systems, our facility ensures every board is built with accuracy, efficiency, and consistency.




We would love to hear from you
It starts here
With over 40 years experience in the industry. We know a thing or two about PCB manufacturing.
If you can’t find what you are looking for, please don’t hesitate to get in touch directly.
Simply fill in the form and we will try to get back to you ASAP. Alternatively, you can call or email us on the details below.

long@custompcba.com
+86 18123721954