Your Professional PCBA Design & Manufacturing Partner
Driven by Intelligent Manufacturing, Empowered by Integrated Solutions – Your One-Stop Electronics Manufacturing Service Partner from Design to Mass Production.
Established in 2010, SZH is an integrated electronics manufacturing service provider specializing in R&D design, intelligent manufacturing, supply chain management, and quality control. Headquartered in Shenzhen with a technical R&D center in Shandong, we maintain an in-house R&D team and modern SMT production facilities, dedicated to delivering end-to-end solutions from circuit design to final product assembly.
With over a decade of expertise in the electronics manufacturing sector, we have expanded our services across a wide range of electronic products. Leveraging our professional PCB assembly capabilities, mature supply chain system, and extensive engineering experience, we provide high-quality, reliable electronic manufacturing services to clients in consumer electronics, smart home, industrial control, medical devices, and other industries.
Our Service
Service Category | Capabilities |
PCBA Design & Development | Schematic design, PCB layout, SI/PI simulation, EMC design support |
PCB Assembly Services | Prototype, small-batch pilot runs, large-scale mass production |
Testing & Validation | ICT testing, functional testing, reliability testing, aging tests |
| Final Product Assembly | Mechanical parts integration, full product assembly, packaging & logistics |
OEM/ODM Partnership | Build-to-print manufacturing or co-development models with flexible engagement options |
Why Choose US?
End-to-End In-House Manufacturing: Integrated process from design, PCB assembly, testing to final assembly ensures quality control and delivery efficiency.
Cross-Industry Expertise: Rich experience in electronics development and PCB assembly, adaptable to diverse industry requirements.
Responsive Project Support: Dedicated project teams ensure real-time progress updates and quick response to engineering changes.
Optimal Balance of Quality & Cost: Strict quality systems combined with supply chain advantages deliver the best value.
Partnership Models
PCBA Design & Manufacturing: Full-service support from circuit design to volume production
ODM Solution Development: End-to-end service from product definition and R&D to manufacturing based on your requirements.
OEM Manufacturing: Production, testing, and delivery according to your provided design.
Collaborate & Innovate for the Future
Whether you are a startup bringing a product from concept to reality or an established brand seeking reliable manufacturing capacity, SZH is ready to be your trusted partner.
SZH – Delivering reliable quality to every electronic product through professional PCB assembly and manufacturing expertise.
Our Advantage
End-to-End Control for Assured Quality
SZH have achieved a complete in-house closed-loop manufacturing process, from conceptual design, PCB engineering, component sourcing, high-precision SMT assembly, DIP insertion, full-chain testing, to final product assembly. This means your product always flows within our own factory under a single, stringent quality management system. By interfacing with us as your “single window”, we eliminate delivery risks and quality fluctuations caused by information distortion and multi-supplier coordination.
READ MOREOptimizing Costs & Ensuring Stability
With over 15 years of deep industry experience and scale, SZH have built a stable procurement network covering leading global original manufacturers and authorized distributors. We are not just component purchasers, but your proactive cost-optimization partner. Through professional supply chain management, we directly enhance your product profitability and market competitiveness.
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Practical Expertise Driving Product Success
SZH possess a practical, hands-on team built around an engineer-centric culture, covering all domains including hardware, firmware, testing, and process engineering. They are not just problem solvers but your co-innovation partners in technology, involved in every stage from concept to mass production to ensure smooth translation of technological innovation into stable and reliable best-selling products.
READ MORETailored OEM/ODM/JDM Partnerships
SZH understand the unique position of each client in the industry chain. Therefore, we move beyond rigid standards to offer customized cooperation frameworks ranging from OEM (build-to-print), ODM (joint design and development) to JDM (deep collaboration), designed to precisely match your business model and become your most fitting manufacturing extension.
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Supporting flexible OEM/ODM models, we are your one-stop partner from concept to mass production.
Certifications
