Home - Secure it Stable & Safe

New Products

About 3S

Beyond Connection: A 3S Promise.

At the heart of our brand is the 3S principle: Secure, Stable, and Safe. This philosophy guides every stage of our design, manufacturing, and testing processes for our wiring harnesses and connectors.

Secure: We guarantee physically secure and reliable connections. Our products are built to withstand vibration, shock, and environmental stress, preventing disconnections and ensuring continuous signal and power transmission. Every terminal is crimped, every housing is locked with precision.

Stable: We deliver electrically stable and consistent performance. Our wiring harnesses and connectors maintain signal integrity and power delivery without fluctuation, even under demanding conditions. This stability is crucial for the predictable and efficient operation of your systems.

Safe: We prioritize operational safety and protection. Our components are designed with features that prevent short circuits, overloads, and exposure to hazards. By ensuring the integrity of the electrical pathways, we protect your valuable equipment and, most importantly, your people.

Why choose US

Years

Workers

100

Customers

1000

Square Meters

2000

Excellent Design

Our team is proficient in product aesthetics, material characteristics, production processes, and cost structures. They are skilled in using mainstream design software, communicating in real-time, and making quick modifications to ensure that design intentions are accurately understood. We are not just craftsmen, but also consultants and your reliable partners.

Quick Prototyping

We have established a green channel for sampling from design review, material preparation to production scheduling, equipped with various sampling methods such as 3D printing (SLA/SLS), CNC precision machining, and rapid prototyping. We can choose the most suitable and economical solution according to your needs (such as verifying appearance, testing functionality, and small-scale trial production), ensuring the provision of high-precision samples in the shortest possible time.

Stable Production

We will conduct scientific capacity planning and material preparation based on the customer’s order situation. And our production process is also fully standardized, with standardized operating procedures (SOPs) to ensure that each process is clear and controllable. No matter how large the order quantity is, we can always achieve consistent quality and on-time delivery.

Trusted Quality Control

We strictly adhere to international quality management systems such as ISO9001 and have established a set of internal quality control standards that are higher than industry standards. Our quality control is not the last hurdle, but runs through the entire process of incoming inspection (IQC), process inspection (IPQC), finished product inspection (FQC), and even shipment inspection (OQC), preventing any defects from flowing to customers.

Professional After-sales Service

We promise to respond to customer feedback within 2 hours and provide solutions within 24 hours. Every customer complaint will be recorded in detail, the root cause will be analyzed, and internal quality improvement processes (such as 8D reports) will be triggered to ensure that the same problem never occurs again. What you have purchased is not only product, but also a long-term service guarantee and cooperative relationship.

End-to-End 3S Interconnect Solutions

Engineering Your Connection, From the Molecule to the Assembly.

Your Vision & Our Mastery

In a world of standardized parts, true innovation lies in seamless integration. We offer more than components; we provide a holistic engineering partnership for your most critical automotive interconnect challenges. From the initial tooling to the final tested cable assembly, we control every element to deliver unmatched performance, reliability, and value.

3S Integrated Customization Workflow

We guide your project through a seamless, vertically integrated process, ensuring excellence from concept to delivery.

Foundational Tooling

Collaborate & Design: We begin with your vision. Our engineers partner with you to design and manufacture precision molds, transforming your concept into a blueprint for a perfect connector.
Our Promise: Uncompromising Customization. We create the foundation—the very shell and heart of your connection—ensuring it is exclusively yours, optimized for performance and manufacturability.

Critical Components

Mold & Engineer: Within our controlled environment, we use proprietary and custom tooling to produce connector housings and terminals with microscopic precision.
Our Promise: Absolute Integrity. By molding our own components, we guarantee material quality, dimensional accuracy, and mechanical durability from the source.

System Integration

Assemble & Validate: Here, artistry meets science. We integrate our precision-engineered connectors with shielded, application-specific cabling, employing expert crimping and robust overmolding.
Our Promise: Flawless Performance. This is where the complete system comes to life, tested for signal integrity, tensile strength, and environmental resilience.

3S - Secure it Stable & Safe

Solutions for OBDII Interface

Let’s start the journey towards success and enhance revenue for your business. Take your company to the next level.

About Us

Established in 2006, Shenzhen Setolink Electronics Co.,Ltd (Setolink) is professional high-tech manufacturer for signal acquisition and transferring solutions, focusing on providing professional one stop solutions for various connectors, wires & cables assembled works especially on automobile field to clients all over the world.

After more than 15 years development, our team has the ability of designing, development and production based on different requirements from our customers through our advanced technical means, scientific management methods and experienced excellent responsibility.

Welcome to work with us !

Our Workshop

Ready to Streamline Your Journey from Concept to Delivery?

We bridge the gap between your R&D vision and your production reality. We are the single partner you need to navigate the entire journey, ensuring that the final product delivered to your dock is exactly what you envisioned at the start.