Skip to content
  • PCB Fabrication

    Single-sided PCB

    Basic PCB with copper layer on one side

    Double-sided PCB

    Circuits on both sides, interconnected

    Multilayer PCB

    Stacked-layer PCB for complex electronics

    HDI PCB

    High density PCB with laser drilling microvias

    Heavy Copper PCB

    PCB with thick copper layers for high current

    High Frequency PCB

    PCB optimized for high-frequency signal integrity

    Backplane PCB

    Robust PCB for modular system connectivity

    Metal Core PCB

    PCB with metal core for improved heat dissipation

    Flexible Circuits

    Thin, bendable PCB for flexible electronics

    Rigid-flex PCB

    PCB combining both rigid and flexible layers

    Semi-Flex PCB

    FR-4 PCB with depth controlled milling technology

    MiniLED PCB

    PCB for high-efficiency MiniLED displays

    Halogen-free PCB

    Eco-friendly PCB with halogen-free materials

    Rigid Polyimide PCB

    Durable PCB made by Polyimide material

    IC Substrate

    High-performance, miniaturized base for IC

    Embedded Components

    Embedded parts in PCB for space-saving integration

  • Parts Procurement

    Resistors

    Passive component that limits electrical current flow

    Capacitors

    Stores and releases electrical energy in circuits

    Inductors

    storing energy through magnetic fields

    Transistors

    Amplify or switch electronic signals

    Transformers

    Convert voltages and isolate circuits electrically

    LED Lighting

    Energy-efficient, long-lasting light source

    Integrated Circuits

    Compact components for complex electronic functions

    Switch

    Controls the flow of electricity

    Connectors

    Join electrical circuits for signal transmission

    Circuit Protection

    Protects circuits from overloads and damage

    Semiconductors

    Materials that control electrical current flow

    Batteries

    Stores and provides electrical energy

    RF & Wireless

    Transmission and reception of radio frequency signals

    Electromechanical

    Devices with electrical and mechanical components

    Power, Circuit Protection

    Protect and control electrical power circuits

    Cables, Wires

    Conduct and connect electrical power and signals

  • PCB Assembly

    Laser Stencil

    Laser-cut stencil for accurate components placement

    SMT + Reflow

    Surface Mount assembly with Reflow soldering

    DIP + Wave

    Through-hole parts using DIP and wave soldering

    SMT + DIP Mixed

    Both SMT and DIP components on one board

    Lead-free Assembly

    PCB assembly without the use of lead solder

    IC Programming

    Programming integrated circuits for specific functions

    BGA Rework

    Repair of Ball Grid Array (BGA) chips

    Conformal Coating

    Protective coating to against moisture and contaminants

    Injection Molding

    Process of shaping materials by injecting into molds

    Functional testing

    Testing to verify product's function and performance

    Cabel & Wire Harness

    Soldering pre-made cables and wires on board

    Ageing Test

    Test to simulate long-term wear and performance

    Box Build

    Electronic component integration into enclosures

    EMS

    Electronic Manufacturing Services

    Kitted Assembly

    Customer sources some parts and we handle the rest

    Turnkey Assembly

    Complete assembly service from design to final product

  • Industries
  • Resources

    Glossary

    An exploration of terms and definitions

    Datasheet

    Comprehensive specifications and technical details

    FAQ

    Common questions and answers for quick information reference

    Blog

    Our insights, stories, and perspectives

  • About Us

    Union Profile

    Discovering identities and building connections

    Core Strength

    Building stability, balance, and power

    Quality Policy

    Commitment to excellence and continuous improvement

    Contact Us

    Reach out, connect, and explore solutions

  • Instant Quote
  • PCB Fabrication
    • Single-sided PCB
    • Double-sided PCB
    • Multilayer PCB
    • HDI PCB
    • Heavy Copper PCB
    • High Frequency PCB
    • Backplane PCB
    • Metal Core PCB
    • Flexible Circuits
    • Rigid-flex PCB
    • Semi-Flex PCB
    • MiniLED PCB
    • Halogen-free PCB
    • Rigid Polyimide PCB
    • IC Substrate
    • Embedded Components
  • Parts Procurement
    • Resistors
    • Capacitors
    •  Inductors
    • Transistor
    • Transformers
    • LED Lighting
    • Integrated Circuits
    • Switch
    • Connectors
    • Circuit Protection
    • Semiconductors
    • Batteries
    • RF & Wireless
    • Electromechanical
    • Power, Circuit Protection
    • Cables, Wires
  • PCB Assembly
    • Laser Stencil
    • SMT + Reflow
    • DIP + Wave
    • SMT + DIP Mixed
    • Lead-free Assembly
    • IC Programming
    • BGA Rework
    • Conformal Coating
    • Injection Molding
    • Functional Testing
    • Cabel & Wire Harness
    • Ageing Test
    • Box Build
    • EMS
    • Kitted Assembly
    • Turnkey Assembly
  • Industries
  • Resources
    • Glossary
    • Datasheet
    • FAQ
    • Blog
  • About Us
    • Union Profile
    • Core Strength
    • Quality Policy
    • Contact Us
  • Instant Quote
  • PCB Fabrication
    • Single-sided PCB
    • Double-sided PCB
    • Multilayer PCB
    • HDI PCB
    • Heavy Copper PCB
    • High Frequency PCB
    • Backplane PCB
    • Metal Core PCB
    • Flexible Circuits
    • Rigid-flex PCB
    • Semi-Flex PCB
    • MiniLED PCB
    • Halogen-free PCB
    • Rigid Polyimide PCB
    • IC Substrate
    • Embedded Components
  • Parts Procurement
    • Resistors
    • Capacitors
    •  Inductors
    • Transistor
    • Transformers
    • LED Lighting
    • Integrated Circuits
    • Switch
    • Connectors
    • Circuit Protection
    • Semiconductors
    • Batteries
    • RF & Wireless
    • Electromechanical
    • Power, Circuit Protection
    • Cables, Wires
  • PCB Assembly
    • Laser Stencil
    • SMT + Reflow
    • DIP + Wave
    • SMT + DIP Mixed
    • Lead-free Assembly
    • IC Programming
    • BGA Rework
    • Conformal Coating
    • Injection Molding
    • Functional Testing
    • Cabel & Wire Harness
    • Ageing Test
    • Box Build
    • EMS
    • Kitted Assembly
    • Turnkey Assembly
  • Industries
  • Resources
    • Glossary
    • Datasheet
    • FAQ
    • Blog
  • About Us
    • Union Profile
    • Core Strength
    • Quality Policy
    • Contact Us
  • Instant Quote
Youtube Linkedin-in Facebook-f Whatsapp Weixin

Services

  • Free DFM Check
  • Quickturn PCB Fab
  • Components Sourcing
  • Quickturn PCB Assembly
  • Reverse Engineering

About Us

  • Union Profile
  • Core Strength
  • Quality Policy
  • Blog
  • Contact Us

Get In Touch

  • RM 801B, Building 3A, TongTai Times Center, FuHai Street, FuYong, Bao'an, ShenZhen, GuangDong, China 518103
  • [email protected]
  • +86 755 2976 9763
  • 24H hotline: + 86 189 2464 7160
Copyright © 2025 Union Circuits. All rights reserved.
  • Terms of use
  • Privacy Policy
  • Cookie Policy
  • Legal Notice