Precision PCB Manufacturing & Assembly

Delivering high-reliability printed circuit boards with 100% quality guarantee. From HDI multilayer to ceramic substrates, we enable innovation across industries.

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100% Quality Guarantee

Or your money back — we stand behind every board we produce.

20+ Years Experience

Trusted by global innovators since 2003 in PCB design and manufacturing.

3-Hour Response

Fast communication for urgent prototyping and production needs.

Why Choose Andwin Circuits?

With over two decades of expertise, Andwin delivers precision-engineered PCB solutions trusted by engineers worldwide.

100% Quality Guarantee

Every PCB undergoes 100% AOI, E-Test, and DRC verification. We offer a full refund if quality standards aren't met.

Fast Turnaround

Quick-turn prototyping and production with rapid response — quotes within 3 hours, delivery when you need it.

Expert Engineering Team

Our engineers bring 15+ years of experience in complex stack-ups, impedance control, and thermal management.

Our PCB Product Portfolio

From high-density interconnects to metal-core thermal solutions, we manufacture advanced PCBs for demanding applications.

HDI Multilayer PCB

Up to 16 layers with 3-step build-up. Ideal for smartphones, wearables, and compact electronics.

• Microvias & buried vias
• 3+10+3 stack-up available
• Controlled impedance

Rigid-Flex PCB

6-layer HDI rigid-flex for aerospace, medical, and automotive applications requiring reliability.

• Dynamic flexing support
• High bend cycle endurance
• 100% E-test verified

High Frequency PCB

Rogers RO4350B, RO4003, RO3003, and Taconic TLX series for RF, microwave, and 5G systems.

• Low Dk/Df materials
• Tight impedance control
• Signal integrity optimized

High-Speed PCB

Megtron 6 and TU-872 SLK SP materials for data centers, networking, and high-speed digital.

• Low loss tangent
• 8-layer builds supported
• EMI/EMC compliant

Metal Core PCB

Aluminum and copper base MCPCBs with direct thermal path for LED, power, and thermal management.

• 2-layer direct thermal
• High thermal conductivity
• Insulated metal substrate

Heavy Copper PCB

8-layer heavy copper with copper coin and inlay options for power converters and industrial systems.

• Up to 20oz copper
• Enhanced current capacity
• Thermal management focus

Ceramic PCB

DPC, DBC, and thick-film Al2O3/AIN substrates for IGBT, power modules, and high-temp environments.

• High thermal conductivity
• CTE matched to silicon
• Hermetic sealing possible

Flexible PCB

Single and multi-layer flex circuits for compact, lightweight, and dynamic applications.

• Polyimide base material
• Bend-to-install capability
• High reliability connectors

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Comprehensive PCB Services

From design support to full turnkey assembly, we provide end-to-end solutions for your electronics development.

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Turnkey PCB Assembly

You provide the Gerber and BOM — we handle sourcing, assembly, testing, and delivery. Save time and reduce risk.

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Quick Turn Assembly

Rapid prototyping with 24–72 hour turnaround. Ideal for NPI, testing, and urgent development cycles.

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Low Volume Production

Flexible manufacturing from 1 to 10,000 units. No MOQ pressure — scale as your product grows.

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Conformal Coating

Protect your assemblies from moisture, dust, and harsh environments with acrylic, silicone, or urethane coatings.

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IC Programming & Testing

Pre-programming of MCUs, FPGAs, and memory chips. In-circuit and functional testing for reliability.

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Component Sourcing

Global supply chain access with counterfeit prevention and lead-time optimization for hard-to-find parts.

Advanced Manufacturing Capabilities

State-of-the-art equipment and processes ensure precision, consistency, and reliability in every PCB we produce.

Core Technologies

• Via-in-Pad with filled and capped vias for high-density routing
• Controlled Impedance design and verification (±10% tolerance)
• PCB Stack-Up Design optimization for signal and power integrity
• MCPCB Panelization for efficient thermal and mechanical performance
• 100% E-Test on all bare boards for open/short verification

Quality Assurance

• 100% AOI (Automated Optical Inspection) on all layers
• 100% DRC (Design Rule Check) before fabrication
• Microsection Analysis for plating and via quality
• Peel & Solderability Tests for reliability assurance
• RoHS & REACH Compliant materials and processes

Frequently Asked Questions

Get answers to common questions about our PCB services.

How do I request a quote?

Send your Gerber files and BOM to [email protected] for a fast and accurate quote. We respond within 3 hours.

What file formats do you accept?

We accept Gerber (RS-274X), IPC-2581, ODB++, and Eagle, Altium, KiCad, or PADS project files.

Do you offer DFM feedback?

Yes, we provide free Design for Manufacturability analysis and suggestions before production.

What is your lead time?

Standard lead time is 5–7 days for PCBs and 7–10 days for assembly. Quick-turn options available.

Are you ISO certified?

Yes, we maintain strict quality standards and are ISO 9001 compliant with full traceability.

Ready to Start Your Project?

Email us your Gerber and BOM files for a quick quote:

[email protected]

WhatsApp/WeChat: +86 134 1861 0926
Tel: +86 755 2832 9394

Address: 1-2F-1217, HouDeQun Industrial Park, NanTing RD NO.56, YaBian, ShaJing, BaoAn, Shenzhen 518104, GuangDong, China

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