Quality is Our Commitment

YUNGER ensures rigorous quality control at every stage of manufacturing. Quality is not just a promise—it's our guarantee. Expect flawless quality when you work with YUNGER.

Our Quality Control System

Multi-level quality control system ensuring stable, high-quality PCBA for prototypes and mass production

DFM Analysis

Free professional Design for Manufacturability analysis for all Gerber and BOM files

Component Quality Control

Incoming Quality Control (IQC) of all components, PCB boards, and fixtures before assembly

SMT Assembly Control

Dual Automated Optical Inspection (AOI) before and after reflow soldering, solder paste verification

Functional Testing

Complete functional testing, Final Quality Control (FQC) and Final Quality Assurance (FQA) per IPC-A-610 standards

Certifications

ISO 9001:2015, IATF 16949:2016, REACH, RoHS, UL certifications across all manufacturing facilities

Reliability Testing

Performance, reliability, and environmental testing with advanced equipment and experienced engineers

Testing Methods

Comprehensive testing methods to ensure reliability and performance

PCB Tests

Flying probe test, in-circuit test, metallographic testing, impedance test, four-terminal test

PCBA Tests

SPI, AOI before and after reflow, X-ray inspection, functional test, aging test

Component Tests

X-ray inspection before storage, IC verification test

Certifications & Standards

YUNGER meets international quality standards with comprehensive certifications

East China Manufacturing

  • ISO 9001:2015
  • IATF 16949:2016
  • REACH
  • RoHS
  • UL

Southeast Asia Manufacturing

  • ISO 9001:2015
  • IATF 16949:2016
  • REACH
  • RoHS
  • UL

Ready for Premium Quality?

Contact us today to learn more about our quality control system and start your project with YUNGER