Company Profile

ABOUT USCompany Profile

STHL PCBA Market & Services

Shenzhen STHL is a high-quality provider of electronics manufacturing services (EMS) in China, we serve customers worldwide along the whole industry chain including PCB layout, components sourcing, PCB fabrication, PCBA assembly, cable assembly, box build assembly and comprehensive testing services.

It was established in 2006, with 20 years of experience in electronics contract assembly manufacturing. Currently, STHL has 220+ staff members. Our 10,000 sqm facilities include 7 SMT assembly lines, 2 DIP/THT lines, 2 function testing lines and 2 finished device assembly lines.

At STHL, we provide electronics assembly services for energy power, communications, automotive, medical, consumer electronics, computers & storage, safety & security, commercial and industrial products. Our customers mainly from USA, Germany, Italy, UK, Poland, New Zealand, Argentina, Brazil, Turkey, Korea, Thailand, and the other 90 regions of the world.

As an IATF16949, ISO9001, ISO14001,and ISO13485 certificated electronics assembly manufacturer, we produce products exactly comply with RoHS standard and quality guarantee. Based on our excellent engineering and production capacities in technical areas such as materials analysis & storage, advanced equipment, reliability testing (AOI, X-RAY, ICT test and function test), high effective SMT and THT assembly, we are recognized as a long-term reliable PCBA vendor by more and more customers wordlwide.

Welcome to visit STHL factory at any time.

Expertise in SMT PCB Assembly

We can handle a wide range of advanced components, including:

Ball Grid Array (BGA) and Ultra-Fine BGA (uBGA): We have the expertise to handle these complex components with precision, ensuring reliable connections.

QFN, QFP, SOIC, and PLCC Packages: Our advanced equipment tackles various surface-mount package types efficiently.

Package-on-Package (PoP) and Small Chip Packages: "We're equipped to handle even the most intricate components with tight pitch spacing."

But our commitment to quality goes beyond component expertise. We utilize advanced inspection techniques, including AOI and X-Ray inspection, to guarantee flawless assembly.

Through-Hole Technology (THT) Assembly Strength

STHL PCBA also excels in Through-Hole Technology (THT) assembly. Our services encompass:

Manual and Automatic Component Insertion: We leverage both manual dexterity and automation for high-quality component placement.

THT Assembly Fixtures: Our custom fixtures ensure consistent and efficient assembly of through-hole components.

ESD and RoHS Compliant Soldering: We prioritize electrostatic discharge protection and adhere to RoHS compliance, guaranteeing the safety and environmental responsibility of our processes.

Inspection and Functional Testing: Just like SMT assemblies, THT boards undergo rigorous inspection and functional testing before shipment.

Here's a breakdown of our core servicesOur Services

SMT/THT PCB Assembly

STHL operates 7 automated PCB assembly lines for both prototype and mass production. Advanced SMT ensures precise component placement and quality. Skilled technicians provide efficient THT assembly and RoHS-compliant lead-free soldering.

PCB Fabrication

STHL PCB fabrication service produces high-quality, reliable printed circuit boards from simple singles to complex multi-layers, from flex PCB to rigid-flexPCB, we use premium materials and controlled processes to meet precise specifications.

Electronic Component Sourcing

STHL offer global electronic component sourcing and supply chain solutions. Our vast supplier network and expertise ensure access to genuine, certified parts, mitigating risks of counterfeits, allocation, and long lead times to secure your production schedule.

Cable Assembly

With the precision manufacturing of cable assembly components including handles, retention systems, connectors, and shielding in a wide range of materials and finishes, we have performed many successful cable assembly for many customers from various industrial applications.

Box build Assembly

Making your projects at STHL from SMT assembly to box build assembly is very cost-effective and fast to market.Covering everything from putting a PCBAinto the enclosure with all functions testing to a complete product assembly packaged and ready for delivery to your customers,we can supply the full support.

Functional Testing

STHL conducts functional testing (FCT) to verify product performance, preventing defects such as circuit issues, missing or incorrect components. This ensures delivered products are stable and fully qualified.