STG | PCB Assembly Services | OEM/ODM Manufacturer in China

About STG

STG is a leading professional electronic PCB assembly manufacturer based in Shenzhen, China, providing comprehensive PCBA OEM/ODM services worldwide. With years of industry experience, STG is not just a manufacturer — we are a strategic partner in innovation, offering professional design support and engineering solutions for new product concepts.

Our mission is to serve the globe with precision, reliability, and speed in electronics manufacturing.

Global Clients Include:

MICROALP (Singapore) ALLOY RDA (Australia) BESTDL (Belgium) SQP (France) DESTST AUDI METRO (Israel) AJI FUJITSU SONY (Japan) DGSB (Malaysia) Siemens (Germany) RDI (Netherlands) INVENTRON TEMPEL (Spain) IMC (UK) CISCO (USA)

Our PCB Assembly Services

From prototype to mass production, STG delivers end-to-end PCB assembly solutions with precision and speed.

SMT Assembly

High-speed surface mount technology for compact, high-density PCBs. Ideal for consumer electronics and IoT devices.

Through-Hole Assembly

Reliable through-hole technology for high-power and industrial applications requiring mechanical strength.

BGA & Fine-Pitch

Advanced BGA and micro-BGA assembly with X-ray inspection for high-reliability computing and telecom hardware.

Our PCB Assembly Products

We support a wide range of electronic applications with specialized PCB assembly processes.

LED PCB Assembly

High thermal conductivity boards for LED lighting, displays, and automotive lighting systems.

Auto PCB Assembly

Automotive-grade PCBs for control units, sensors, and infotainment systems with AEC-Q100 compliance.

GPS PCB Assembly

RF-optimized boards for GPS modules, navigation systems, and tracking devices.

Power Supply PCB

High-efficiency power conversion boards for AC/DC, DC/DC, and SMPS applications.

Consumer Electronics

Compact, high-density assemblies for smart devices, wearables, and home automation.

Remote Control PCB

Low-power, RF-enabled boards for IR and wireless remote systems.

Prototype PCB Assembly

Fast-turn prototypes with 24-72 hour turnaround for design validation and testing.

Industrial Control PCB

Ruggedized boards for PLCs, motor drives, and factory automation systems.

Quality Control

At STG, quality is embedded in every stage of the PCB assembly process. We follow strict IPC-A-610 standards and implement comprehensive inspection protocols.

AOI (Automated Optical Inspection)
X-Ray Inspection for BGA and hidden joints
In-Circuit Testing (ICT) and Functional Testing
RoHS and Lead-Free Compliance

Frequently Asked Questions

What file formats do you accept for PCB assembly?

We accept Gerber files, BOM (Bill of Materials), and pick-and-place files in standard formats. IPC-2581 and ODB++ are also supported.

Do you offer component sourcing?

Yes, we provide full turnkey solutions including component procurement, counterfeit prevention, and supply chain management.

What is your typical lead time?

Prototype: 3–5 days. Mass production: 7–15 days depending on complexity and volume.

Are you RoHS compliant?

Yes, all our PCB assembly processes comply with RoHS and lead-free standards.

Get in Touch

Ready to start your next project? Contact STG today for a fast quote and expert support.

Address: A9 Yintian Zone, Baoan District 518100, Shenzhen, China

Phone: +86-0755-27929725

Fax: +86-0755-27929724

Email: [email protected]

MSN: [email protected]

Skype: STGPCBA

Visit Official Website

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STG – Global PCB Assembly OEM/ODM Manufacturer