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Realizing Your Idea,
Unmatched Quality

As a trusted China PCB & assembly manufacturer with over 20 years of experience, Shenzhen Topline Technology delivers precision, reliability, and speed-to-market for industries worldwide.

Explore Our Products
20+
Years of Excellence
1000+
Global Clients
50+
Countries Served
24h
Express Service

About Shenzhen Topline Technology

Founded in June 2000, Shenzhen Topline Technology Co., Ltd. is a leading China-based PCB and assembly manufacturer with over two decades of excellence in precision electronics manufacturing. We are committed to quality, service, and innovation—helping clients bring their ideas to life faster and more reliably.

Our mission is to be your preferred partner in PCB manufacturing by delivering unmatched quality, competitive pricing, and on-time delivery. With advanced capabilities in HDI, Flex-Rigid, Metal Core, and High-Frequency PCBs, we support industries ranging from medical and industrial control to communications and AI computing.

China PCB Expert Since 2000
Topline Technology Factory
Time-To-Market
One-stop manufacturing for faster product launch

Markets We Serve

Trusted by global leaders across critical industries

Medical Electronics
Industrial Control
Communications
Rail Transit
Vehicle Electronics
Education
Computers & Peripherals
Semiconductor & IC

Our Manufacturing Capabilities

From prototype to full-scale production, we offer end-to-end solutions

PCB Manufacturing

  • • Rigid PCBs (2–32 layers)
  • • HDI PCBs (High-Density Interconnect)
  • • Flex & Rigid-Flex PCBs
  • • Metal Core PCBs (MCPCB)
  • • High-Frequency & RF PCBs
  • • Hybrid & Specialized Materials

SMT & Assembly Services

  • • Full Turnkey & Consignment Assembly
  • • SMT + Through-Hole Technology
  • • BGA, QFN, and Fine-Pitch Components
  • • Automated Optical Inspection (AOI)
  • • X-Ray Inspection for BGA
  • • 24-Hour Express Prototyping

Our Products & Services

High-performance PCB solutions tailored to your application

Rigid PCB

Rigid PCB

High-precision multilayer boards for industrial and consumer applications.

  • • 2–32 layers
  • • FR-4, High-Tg, Halogen-Free
  • • Lead-free & RoHS compliant
Flex PCB

Flex PCB

Ultra-thin, bendable circuits for compact and dynamic devices.

  • • Polyimide & PET substrates
  • • Dynamic & static flex
  • • Gold & immersion silver finish
Flex-Rigid PCB

Flex-Rigid PCB

Combines rigid and flexible layers for complex 3D designs.

  • • 4–20 layer stacks
  • • ZIF & press-fit connectors
  • • Ideal for aerospace & medical
HDI PCB

HDI PCB

High-density interconnect for miniaturized, high-speed electronics.

  • • Microvias & blind/buried vias
  • • Fine lines & spacing
  • • Ideal for smartphones & IoT
Metal Core PCB

Metal Core PCB

Aluminum or copper-backed boards for superior thermal management.

  • • MCPCB & IMS boards
  • • High-power LED & motor drivers
  • • Excellent heat dissipation
High-Frequency PCB

High-Frequency PCB

Engineered for RF, microwave, and 5G communication systems.

  • • Rogers, Teflon, Arlon materials
  • • Controlled impedance
  • • Low Dk/Df for signal integrity
PCBA Services

PCBA Services

Complete assembly from component sourcing to final testing.

  • • Turnkey & consignment
  • • BGA & fine-pitch placement
  • • AOI & functional testing
Hybrid PCB

Hybrid PCB

Custom combinations of materials and technologies for unique needs.

  • • Multi-material lamination
  • • RF + digital integration
  • • High-reliability applications

Why Choose Top-Line Tech?

1

Quality Guaranteed

We adhere to the highest industry standards. All refunds if any product issue occurs.

2

24-Hour Express

Urgent project? We offer 24-hour express service for fast-turn prototypes.

3

One-Stop Solution

From PCB design to final assembly, we handle everything under one roof.

Frequently Asked Questions

What types of PCBs do you manufacture?

We produce Rigid, Flex, Flex-Rigid, HDI, Metal Core, High-Frequency, and Hybrid PCBs.

Do you offer assembly services?

Yes, we provide full SMT and through-hole assembly with testing and inspection.

How fast can you deliver a prototype?

We offer 24-hour express service for urgent projects. Standard turnaround is 3–7 days.

Are your products RoHS compliant?

Yes, all our PCBs and assemblies are lead-free and RoHS compliant.

Do you serve international clients?

Yes, we serve customers from over 50 countries with global shipping and support.

Get in Touch

For inquiries, quotes, or technical support, reach out to us directly.

Phone: 0755-27902910 or 15889700277
Email: [email protected]
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