Add.: Room 1805, East Wing, Phase II of Hi-Tech Plaza, Tian’an Cyber Park, Futian District, Shenzhen City, Guangdong Province, China
Tel.: +86-755-88352809
Fax: +86-755-88353718

Quality Control

SJK has a complete quality management system for quality control, including IQC (Incoming Quality Control), IPQC (In Process Quality Control), FQC (Finished Quality Control) and OQC (Outgoing Quality Control).

Production Flow for Quartz Crystal and Crystal Oscillator
  • ISO 9001:2008 Quality Management
    System Certificate
  • ISO 14001:2004 Environmental Management
    System Certificate

Throughout the entire service life, from design to delivery and after-sales technical support, quality has top priority at SJK. More specifically, our production process is strictly conducted according to ISO 9001:2008 Quality Management System to guarantee superior product quality, while all the measures we adopted to deal with waste materials conform to ISO 14001:2004 Environmental Management System. In addition, our electronic components are RoHS compliant.

If you have any special requirements, please feel free to contact us, and we will supply a complete solution, covering product design, sample making, testing, packaging and after-sales service.