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Factory Facility

Structural Diagrams (Exploded Views)

Automatic Painting Equipment

Circuit Design Diagrams

Assembly Production line

Injection Molding Machine Production Line

2D Measurement Equipment

Salt Spray Test Chamber

High and Low Temperature Test Chamber

Why Choose Promata

Founded in 2001, the company boasts over 20 years of industry experience. Capable of rapidly customizing products and accommodating small-batch customization orders.

Professionalism and Extensive Experience​

Combining R&D, production, and sales, the company has full control over the entire process—from product design to final delivery.

Integrated R&D and Production Capabilities​

Quality Certifications and Standards​

With 20+ years of experience serving international clients, our team excels in customized solutions, seamless transactions, and efficient communication—saving you time and cutting costs

International business communication

Founded in 2001, the company boasts over 20 years of industry experience. Capable of rapidly customizing products and accommodating small-batch customization orders.

Geographic Location and Facilities​

Covering a total area of 55,000 square meters (with 25,000 square meters of factory space), the facility enables efficient production and cost optimization.

Large-Scale Infrastructure

End-to-End Integration:

It operates complete R&D and production facilities, including molds, injection molding, painting, assembly, and a dedicated testing laboratory, demonstrating strong technical expertise and manufacturing capabilities.

Robust Facilities:

The company holds IATF16949 and other international quality management certifications, meeting global standards for quality management.

International Recognition:

It owns more than 80 patents, and its products are exported to more than 50 countries, reflecting its innovation capabilities and competitiveness in international markets.

Patents and Global Reach:

State-of-the-Art Manufacturing Facility​

Located in the Dawang National High-Tech Industrial Development Zone, Guangdong Province, our 55,000㎡ factory houses over 20,000㎡ of specialized workshops for tooling, injection molding, assembly, painting, and environmental testing. Equipped with cutting-edge technology and equipment, our facility enables us to produce high-quality products with precision and efficiency.

Your Trusted Partner in Automotive Electronics​

Uncompromising Quality & Traceability​

At Sinotek, quality is non-negotiable. We strictly adhere to ​IATF16949​ automotive quality management standards, ensuring every product meets rigorous performance and safety requirements. Our advanced product tracking system allows us to trace each item back to its original batch of raw materials, providing complete transparency and accountability throughout the supply chain.

Driven by Innovation​

Innovation is at the core of our business. We hold ​77 patents​ in automotive electronics, reflecting our commitment to developing cutting-edge solutions. Recognized as a "Guangdong High-Tech Enterprise," "Specialized and Distinctive Emerging Enterprise," and "Innovative Enterprise," we continuously push boundaries to enhance our products and processes. Our efforts have also earned us an intellectual property management system certification.

Your Success, Our Priority​

We believe in building long-term partnerships with our customers. That’s why we offer flexible OEM and ODM services—turning your ideas into high-quality, market-ready products efficiently. Whether you need a custom solution or a reliable off-the-shelf product, Sinotek is here to support your business goals.

Welcome to collaborate with Promata. Let’s create innovative automotive electronics solutions together.

Quality Assurance

IATF 16949 Audit Process Flow

1.Audit Planning
2.Opening Meeting
3.Document Review
4.On-Site Audit / Process Audit
5.Closing Meeting
6.Audit Report
7.Corrective Action & Verification
8.Certification Decision

On-Site Audit / Process Audit

Interview personnel

Observe processes on the shop floor

Record findings (conformities, nonconformities, observations)