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Automotive Certified PCB Fabrication Factory in Shenzhen - Rigid, HDI and Flex Circuits
IATF 16949 Automotive & UL Certified

PCB Fabrication Service

From Rapid Prototype to Mass Production.

Rigid PCB & HDI Flex & Rigid-Flex High Frequency PCB Metal Core PCB
WhatsApp Sales Engineer

Our PCB Manufacturing Capabilities

Precision Printed circuit board fabrication capabilities for prototypes, engineering validation, and production runs.
IATF 16949 & UL Certified.

High Precision

Rigid PCB & HDI PCB

  • Any-Layer Interconnection
  • Blind & Buried Vias
  • Plated Via Filling
  • Ultra-Fine Line (≤50 µm)
  • Heavy Copper
Learn about Rigid HDI PCBs
High Density Interconnect (HDI) Rigid PCB board fabrication
Dynamic Flex

Flex & Rigid-Flex PCB

  • Ultra-thin Polyimide
  • Stiffeners: PI/FR4/Steel
  • EMI Shielding Film
  • Ultra-large Gold Plating
  • ALIV Technology
Flex & Rigid-Flex Solutions
12-Layer 4-Stage HDI Rigid-Flex PCB manufacturing
Strict Impedance

High Frequency PCB

  • Rogers / Isola Material
  • Rogers + FR-4 Hybrid
  • Edge Plated
  • High-Freq Impedance
  • Copper Paste Filling
High-Frequency Manufacturing
Rogers high frequency PCB with strict impedance control
High Thermal

Copper / Aluminum PCB

  • High Thermal Conductivity
  • Heavy Copper
  • Multilayer Metal Core
  • Dielectric-filled holes
MCPCB Fabrication Services
High thermal conductivity Copper and Aluminum base Metal Core PCB
Fabrication Scope

PCB Fabrication Capabilities at ACE Electronics

Common bare PCB requirements supported across prototype orders, engineering validation, and production runs. Exact limits depend on stackup, material, copper weight, line spacing, and final application.

Materials

  • FR4 and high Tg FR4
  • Rogers, Isola, and PTFE-based materials
  • Polyimide for flex circuits
  • Aluminum and copper base materials

Key Processes

  • Blind and buried vias
  • Via filling and fine line fabrication
  • Controlled impedance
  • Heavy copper, edge plating, and surface finishes

Quality Controls

  • AOI inspection
  • 100% electrical testing
  • Micro-section when needed
  • Impedance verification when required
Manufacturing Flow

Circuit Board Manufacturing Process

In printed circuit board fabrication, a bare PCB order moves through engineering review, material preparation, imaging, drilling, plating, surface finishing, testing, and final inspection before shipment or assembly.

1

Engineering Review

Gerber, drill files, stackup, copper weight, material, surface finish, and controlled impedance requirements are checked before production.

2

Material Preparation

FR4, high Tg FR4, Rogers, Isola, polyimide, aluminum, copper base, and other approved materials are prepared according to the stackup.

3

Imaging, Etching & Lamination

Circuit patterns are transferred to copper layers, etched, inspected, and laminated into the required multilayer structure.

4

Drilling & Via Formation

Mechanical drilling, laser drilling, blind and buried vias, and via filling are processed according to the board design.

5

Plating & Outer Layer Processing

Copper plating, pattern plating, outer layer imaging, and etching form the final conductive paths and plated through holes.

6

Solder Mask & Surface Finish

Solder mask, legend, ENIG, HASL lead-free, OSP, immersion silver, immersion tin, or hard gold are applied as required.

7

Testing & Final Inspection

AOI, electrical testing, dimensional checks, impedance verification, and micro-section review are used when required by the project.

8

Packing, Shipment or Assembly

Finished bare boards are packed for shipment or transferred to PCB assembly, firmware loading, testing, coating, or final product assembly.

Bare PCB Manufacturing Quality Checks
Verified Performance.

Every PCB is manufactured under strict process control with full inspection and traceability to ensure consistent electrical performance and long‑term reliability.

  • IPC Class 2 / Class 3 Manufacturing
  • 100% Electrical Testing
  • AOI, X‑Ray & Micro‑Section Analysis
  • IATF 16949 Certified Quality System

Material Integrity

We only source from authorized distributors (Shengyi, KB, Rogers). Zero tolerance for grey-market scraps or fake materials.

Process Control

100% AOI (Automated Optical Inspection) & E-Test included in every batch to ensure electrical continuity.

Certified By

ACE Electronics ISO9001 Certification ACE Electronics IATF 16949 Certification UL Listed ACE Electronics ISO 13485 Certification
PCB AOI at ACE Electronics

PCB Automated Optical Inspection

At ACE Electronics PCB Factory

How to Start a PCB Fabrication Order

From Gerber files and stackup requirements to finished bare boards or PCB assembly.

1

Upload Files

Gerber RS-274X & BOM

2

Free DFM Check

Within 12 Hours

3

PCB Fabrication

Quick Turn / Mass Prod

4

Electrical Test

100% E-Test / AOI

5

FQC & Packing

Final QC / Vacuum Pack

Ship or Assembly

Global Delivery / ACE Electronics SMT Lines

FAQ

Frequently Asked Questions

Q

What files do you need for PCB fabrication?

Please provide standard Gerber files (RS-274X) along with your NC drill files, or ODB++ formats. Include a read-me text file with stack-up details, material requirements, surface finish, and board thickness for a precise quote.

Q

What materials do you use for PCB manufacturing?

We use a wide range of materials depending on your application. This includes standard FR4, High-TG FR4, Rogers, Isola, Polyimide for flex circuits, and Aluminum/Copper bases for high thermal conductivity needs.

Q

What surface finishes can you provide?

We offer multiple surface finishes including HASL (Lead-Free), ENIG (Electroless Nickel Immersion Gold), OSP, Immersion Silver, Immersion Tin, and Hard Gold plating for edge connectors (Gold Fingers).

Q

What are your fabrication capabilities for HDI boards?

We support advanced HDI routing with any-layer interconnection, blind and buried vias, and plated via filling. Our minimum line width and spacing can reliably reach down to 2 mil (50 µm).

Q

Do you perform electrical testing on bare PCBs?

Yes. Every manufactured board undergoes 100% electrical testing to ensure there are no open or short circuits before shipping. We use Flying Probe testing for prototypes and E-test fixtures for mass production.

Q

What is the typical lead time for bare PCB boards?

Standard PCB prototypes typically take 3 to 5 days. For advanced boards (HDI, Rigid-Flex, Multilayer) or mass production, the lead time ranges from 2 to 3 weeks depending on complexity and volume.

After PCB Fabrication

Need PCB Assembly or Final Product Assembly?

If your project needs more than bare PCB manufacturing, ACE can continue with PCB assembly, protective coating, testing, and final product assembly.

PCB Assembly

SMT and THT assembly with 01005 component capability. Complete with AOI, X-ray inspection, and IC programming.

Explore PCBA Services

Parylene Coating

In-house Parylene coating for assembled electronics that need moisture, chemical, and dielectric protection in demanding applications.

Learn About Parylene Coating

Box Build Assembly

Enclosure assembly, cable harnesses, PCB mounting, labeling, functional testing, and packing for final product assembly.

View Box Build Service

Need a complete manufacturing partner?

Explore Turnkey Assembly Services
Get In Touch

Start Your PCB Fabrication Project Today!

Send your Gerber files, stackup, material requirements, quantity, and target lead time for a PCB fabrication quote.

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Get instant answers to your questions

Connect directly with our technical team for immediate assistance.
We typically respond within 30 minutes during business hours.

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Business Hours: Mon-Fri 9:00-18:00 (GMT+8)

Other Contact Methods

bill [at] acepcba.com
Room 6D, No.1 Haifu, Haitian Road, Bao'an District, Shenzhen, Guangdong Province, China

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