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Professional PCB Assembly &
Multilayer PCB Manufacturer

From prototypes to mass production — trusted by global clients in medical, automotive, consumer electronics, and industrial sectors.

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About Us

Croll Technology (Shenzhen) Co., Ltd.

CRoll Technology Limited (CRT) is a professional supplier of total PCB solutions, providing PCB, FPC, Rigid-flex /semi-rigid PCB, and thick film PCB. We specialize in high-tech applications including hybrid stackup, impedance control, high frequency (RF), halogen-free, HDI, back-drill, heavy copper (up to 12oz), and super-long size (up to 5m).

With over a decade of experience, CRT has become a strategic partner for companies like Foxconn, delivering reliable, high-quality PCB/PCBA production and assembly services across industries.

ISO13485, FDA, CE Certified
2–28 Layer PCBs
One-Stop Turnkey Service
Global Shipping
PCB Factory PCB Prototype SMT Line AOI Inspection

Factory Tour

Our state-of-the-art facility in Shenzhen, China, is equipped with advanced machinery including LDI exposure, laser cutting, automated optical inspection (AOI), and SMT lines to ensure precision and consistency.

  • SMT & DIP Assembly
  • Drilling & Plating
  • Solder Resist & Silkscreen
  • E-Testing & Final QA

Quality Control

Our factory passed ISO13485 certification in 2017. We also hold FDA, CE, UL, SGS, RoHS, and IATF16949 certifications, ensuring compliance with international standards.

  • 100% AOI Inspection
  • Flying Probe & Fixture Testing
  • X-Ray for BGA Inspection
  • Environmental Stress Testing

Our PCB & PCBA Products

94V0 PCB Board

Turnkey Multilayer PCB Assembly

Product: 94V0 PCB Board

  • Type: OEM/ODM EMS
  • Service: One-stop Turnkey
  • Layer Count: 4–40L
Get Quote
DIP PCB Assembly

DIP One-Stop EMS Multilayer PCBA

Product: 94V0 PCB Board

  • Type: OEM EMS
  • Service: Full Turnkey
  • Thickness: 0.5–10.0mm
Get Quote
CEM1 PCB

CEM1 Multilayer PCB Assembly

Custom Electronic Circuit Board

  • Material: FR4 / CEM1
  • Layers: 4–40L
  • Thickness: 0.5–10.0mm
Get Quote
FPC Assembly

Thick 0.13mm FPC Assembly

Flexible Circuit Board

  • Type: FPC
  • Thickness: 1.6mm
  • Copper: 1oz
Get Quote
Rigid-Flex PCB

Rigid-Flex PCB Assembly

2–12 Layer, Polyimide Base

  • Material: Polyimide
  • Copper: 2oz
  • Thickness: 0.3–5mm
Get Quote
Ultra Thin FPC

Ultra Thin FPC Assembly

For Precision Electronics

  • Layers: 1–6 Layers
  • Max Size: 1200x600mm
  • Material: Electrolytic Copper
Get Quote
Rigid-Flex Design

OEM 2-Layer Rigid-Flex PCB

Green Solder Mask

  • Layers: 2–28L Anylayer
  • Special Tech: ENEPIG, Bonding
  • Applications: Auto, Medical, Industrial
Get Quote
Motor Rigid-Flex PCB

Motor Rigid-Flex PCB Board

Metal Bonding Design

  • Material: FR4 + PI + PTFE
  • Copper: 0.33oz–3oz
  • Custom Manufacturer
Get Quote

Our Core Services

PCB Assembly

SMT, DIP, BGA, and mixed-technology assembly with full turnkey or consignment options.

PCB Design

From concept to Gerber files — we support full design, layout, and DFM analysis.

Multilayer PCBs

Up to 28 layers with impedance control, HDI, back-drill, and heavy copper options.

FPC & Rigid-Flex

Flexible and rigid-flex solutions for compact, high-reliability applications.

Industries We Serve

Medical

Automotive

Home Appliances

Consumer Electronics

Industrial

Drones & Toys

Charging Equipment

Electrical Tools

10+
Years Experience
500+
Global Clients
28L
Max Layers
99.8%
Yield Rate

Frequently Asked Questions

What file formats do you accept for PCB design?

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

What is your typical lead time for prototypes?

Standard lead time for prototypes is 5–7 working days. Rush services (3–4 days) are available upon request.

Do you offer DFM analysis?

Yes, we provide free Design for Manufacturing (DFM) analysis to ensure your design is production-ready.

Are you RoHS compliant?

Yes, all our PCBs and assemblies are RoHS and REACH compliant. We also support lead-free and halogen-free requirements.

Get in Touch

Ready to start your project? Contact our team for a fast, accurate quote.

Contact: Ian Siu

Phone: (+86) 189-3866-6890

WhatsApp: 8618938666890

Email: [email protected]

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