Fast PCB & PCBA Manufacturing

Leading quick-turn PCB, FPC, SMT, and PCBA services in China. From prototype to medium volume, we deliver high-tech solutions with industry-leading speed and precision.

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12-Hour Turnaround

Fastest lead time for standard PCBs in the industry.

Global EMS Provider

Serving clients across North America, Europe, and Asia.

One-Stop Solution

From CAD design to full PCBA, we handle it all.

About SX Electronics

SX Electronics (formerly Shanxu Technology) is a leading PCB manufacturer and EMS provider based in Shenzhen, China. We specialize in high-tech quick-turn prototype, high-mix, and low-to-medium volume production for clients worldwide.

Our mission is to deliver reliable, high-quality electronic manufacturing services with unmatched speed and precision. With over two decades of experience, we have built a reputation as a trusted partner in the electronics industry.

12-hour fast turn capability
Full turnkey PCBA services
Advanced SMT and testing lines
ISO-certified quality systems

Our Products

We manufacture a wide range of advanced PCBs and assemblies for diverse industries including telecommunications, medical, automotive, and industrial automation.

20-Layer Multilayer PCB

High-density interconnect boards for complex applications requiring superior signal integrity and routing density.

• Up to 20 layers
• Impedance control
• High Tg materials

High Frequency PCB

Designed for RF and microwave applications with minimal signal loss and excellent dielectric properties.

• Rogers, Teflon, and other RF materials
• Controlled impedance
• Low Dk/Df

Any Layer HDI PCB

Advanced HDI technology with sequential lamination and microvias for ultra-high density packaging.

• 16+ any-layer stacking
• Microvias & skip vias
• Blind/buried vias

Multilayer FPC with Impedance

Flexible circuits with controlled impedance for high-speed data transmission in compact devices.

• 4 to 12 layers
• Impedance tolerance ±10%
• PI/EMC simulation

Aluminum PCB

High thermal conductivity metal-core PCBs ideal for LED lighting and power electronics.

• 2-layer aluminum base
• High thermal conductivity
• Insulated metal substrate

Rigid-Flex PCB

Hybrid construction combining rigid and flexible substrates for 3D packaging and space-constrained designs.

• 4 to 12 layer flex
• Dynamic flex capability
• ZIF & press-fit connectors

Copper Based PCB

Ultra-high thermal conductivity substrate for extreme power dissipation requirements.

• Pure copper base
• Thermal conductivity up to 400 W/mK
• For high-power LED & laser modules

Halogen-Free PCB

Environmentally friendly PCBs compliant with RoHS and REACH standards, suitable for green electronics.

• Halogen-free laminates
• Lead-free assembly
• UL94 V-0 flammability rating

Our Services

From concept to completion, we offer a full suite of electronic manufacturing services tailored to your project needs.

PCB Fabrication

Quick-turn and volume production of single-sided to 20+ layer boards with advanced materials and technologies.

PCBA & SMT

Turnkey and consignment assembly with advanced SMT lines, BGA, 01005, and through-hole technologies.

Component Sourcing

Global supply chain network with real-time component availability and counterfeit prevention protocols.

PCB Design

Full CAD design services including layout, SI/PI analysis, RF, and EMC simulation for optimal performance.

Advanced Technology

Our state-of-the-art manufacturing capabilities ensure precision, reliability, and scalability for your most demanding projects.

SMT & Assembly Line

• Stencil Printing: High-precision automatic printers with 3D SPI inspection
• Pick-and-Place: High-speed SMT machines with 01005 and 0.3mm pitch BGA capability
• Reflow Soldering: 10-zone nitrogen reflow ovens with real-time profiling
• Testing: AOI, X-ray, ICT, and functional testing for full quality coverage
• Steel Mesh: In-house mesh manufacturing for rapid turnaround

Our advanced management system enables efficient production of low-quantity, high-mix products, reducing delivery cycle time significantly.

Frequently Asked Questions

What is your fastest lead time?

For standard conventional PCBs, we offer a world-leading 12-hour turnaround. HDI, rigid-flex, and other complex boards typically range from 24 to 72 hours depending on specifications.

Do you offer turnkey PCBA services?

Yes, we provide full turnkey PCBA services including component sourcing, SMT assembly, through-hole assembly, testing, and final packaging. We also accept consignment builds.

What file formats do you accept?

We accept Gerber (RS-274X), IPC-2581, ODB++, Excellon, and PDF for fabrication. For assembly, we require BOM (CSV/XLS), pick-and-place (centroid), and assembly drawings.

Are you RoHS compliant?

Yes, all our manufacturing processes are RoHS and REACH compliant. We can produce lead-free or leaded assemblies based on your requirements.

What quality standards do you follow?

We adhere to IPC-A-600 (PCB) and IPC-A-610 (PCBA) Class 2 and 3 standards. Our quality system is ISO 9001 certified with rigorous incoming, in-process, and final inspections.

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