Reliable Automotive Electronics PCBA

SZH​‍​‌‍​‍‌ has its own fully self-contained production plant with several high-precision SMT lines at the core, and additionally DIP, testing, and assembly lines. Thus, they can provide flexible manufacturing from prototype up to mass PCB assembly.
High-Precision SMT Lines: Able to mount 01005 components, 0.3mm pitch BGA, QFN, and other fine-pitch packages.
Complete Process Coverage: SMT double-sided, mixed assembly, selective soldering, and press-fit technology are all included.
Strict Quality Control: Inspection throughout the whole process with SPI, AOI, X-Ray, functional testing, and aging test ​‍​‌‍​‍‌systems.

  • SZH
  • China
  • Information

Outstanding Reliability, Driving the Future of Mobility

High-performance PCBA solutions are designed specifically for harsh automotive environments, meeting automotive-grade reliability requirements and providing a stable and safe electronic control core for next-generation smart vehicles.


Core Advantages

 Precision Manufacturing Process

  • High-Precision SMT Assembly: Uses 01005 miniature component placement technology, accuracy ±0.025mm

  • Triple Protective Coating: Moisture-proof, corrosion-resistant, dust-proof, improving environmental adaptability

  • Automated Optical Inspection: 100% AOI inspection to ensure zero-defect delivery

Reliability Testing

  • Temperature Cycling: -40℃↔+125℃, 1000 cycles

  • High Temperature and Humidity: 85℃/85%relative humidity, 1000 hours

  • Salt Spray Test: 96 hours with no significant corrosion

  • Mechanical Vibration: 10-2000Hz, 8 hours per axis (three axes)


Quality Assurance System

Certifications and Standards

  • IATF 16949: Automotive Quality Management System Certification

  • ISO 9001: International Quality Management System

  • ISO 14001: Environmental Management System

  • RoHS/REACH Compliant: Complies with environmental directive requirements

Production Process Control

  1. Incoming Material Inspection: 100% traceability of automotive-grade components

  2. Process Monitoring: SPC statistical process control, Cpk≥1.67

  3. Final Testing: Functional testing, environmental testing, aging testing

  4. Packaging and Transportation: Anti-static protection, vacuum packaging, humidity indicator card

Traceability Management

  • Each PCBA has a unique serial number

  • Production data is retained for over 15 years

  • Full-process MES system tracking


Customized Services

Design Support

  • Schematic and PCB layout optimization

  • Thermal analysis and simulation

  • Electromagnetic compatibility design and rectification support

Flexible Production

  • From small batch prototypes to mass production

  • Various packaging technologies (SMT, THT, mixed processes)

  • Functional test fixture development

Value-Added Services

  • Coating protective layer

  • Radiator installation

  • Connector pre-assembly

  • Complete machine aging tests


Why Choose Our Automotive Electronics PCBA?

15 Years of Experience in Automotive Electronics

We have served over 50 global automakers and Tier 1 suppliers, with a total delivery of more than 5 million automotive electronic PCBAs.

Zero Defect Goal

Using Six Sigma methods, PPM <10, customer return rate less than 0.01% in the past three years..

Qui        Response

Full-process support from design to mass production, sample delivery in 15-25 days, production cycle of 4-6 weeks.

Full Lifecycle Management

Comprehensive services from prototype development, mass production to after-sales support, ensuring reliable supply throughout product lifecycle.


Get Quote & Technical Support

Ready to turn your automotive electronics idea into reality?
Our engineering team provides professional technical consulting and customized solutions.

  1. Submit Requirements: Provide your technical specifications, expected quantity, and schedule

  2. Technical Assessment: Preliminary feasibility analysis and recommendations within 2 business days

  3. Quote & Proposal: Detailed quotation and technical proposal within 5 business days

  4. Sample Production: Start sample manufacturing process after confirmation

  5. Mass Production Support: Seamless transition to mass production after testing validation


Reliable Automotive Electronics PCBA — Powering Safe Mobility with Reliable Electronics


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