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Strict QC Quality Control Measures For Power Supplies

To ensure all our products DC Power Supply, Rectifier, AHF,  SVG and Tranformer etc. with reliable quality, we always follow ISO9001 quality management system to do the QC quality control, and provide qualified Power Supplies and Power Quality products to customers worldwide. 

1. Quality Control Process

Here is our quality control process. 

2. Certificates 

• ISO 9001:2015 Certificate

• TUVus Certificate(same as UL)

• CE certificate

• Patent

• Software Copyright

3. Production Process 

In the production process, we set quality control points and make inspection and testing.

4. Quality Control Management Department

•  Set special quality control management department for company's quality management

•  Quality analysis meeting each month

•  Set incoming inspection(IQC), In-process inspection(IPQC), Outgoing Quality Control(OQC) spectors

•  Set department of finished products' function testing and aging testing commissioning      

5. Reliable design

• More than 20 years R&D and engineering experice, know application load very well 

• Safe and reliable electrical design and component selection 

• Safe and easy maintenance mechanical design 

• Self developed software control system and software programming 

• Design according to UL, CSA, CE, IEC, GB standard 

• Safe and reliable electrical design and component selection 

• Design evaluation for new products development  USA TI company's DSP chip, self developed hardware and software, fully digital control, more than 20 years reliable control with consistant high accuracy and reliablity

6. Technical Capability

•1 Professor

•3 Doctors in Power Electronics 

•10 Senior engineers 

•20 Master degree engineers 

•Engineers have first class technology level and rich experience 

•60% bachelor degree above

7. Reliable material and components

 All outsourced materials and components are purchased from qualifed suppliers, annual review to qualified suppliers

•  Choose branded and reliable suppliers

•  All materials and components are reliable quality after our long time use and proved quality

•  Have one set of supplier management system

•  Incoming IQC for all incoming materials

•  ERP system for supplier management and quality management

8. Reliable craftwork

üUsing 3D design software for design, well trained workers, have uniform installation and wiring regulation. 

üStandardized assembly and wiring guidance documents 

üWell trained professional workers 

9. Production Capability

•1000+ power supplies per month capacity 

•Chiense best brand 

•ERP System for Internal Management 

•16,000m2 factory 

•Flow line assembly lines 

•Experienced capable production management team 

•Qualified workers team 

•Strong craftwork ability 

•High efficiency

10. Protection against corrosive environment 

With corrosion proof coating (powder coated cabinet) to protect from corrosive environment.

•  All the PCB assemblies is humi- sealed/lacquer coated.

•  Partially sealed designs protects critical electronics from harsh environment.

•  Stainless steel bolts, nuts, screws etc are used.

11. PCB board reliability testing 

•   In-house automatic SMT soldering, strict quality control process for PCB board
•   Complete PCB board function testing
•   72 hours PCB board reliability testing
•   Strict quality check to the PCB solding quality by qualified supplier
•   PCB Board in-house SMT Soldering

12. Full load testing

•With high voltage 10kV input power, low voltage 600V,480V,415V,380V,220V power 

•Reliability aging testing platform

•Reliability aging testing facility for PCB board

•Full load test facility

•Water cooled load for 5MW power supply testing

•Circulated water cooling system

•Testing instrument

       Fluke power analyzing instrument

       Fluke harmonic testing analyzing instrument

       Oscilloscope

       Multimeters

•Well-educated experienced commissiong engineer 

•Well-educated professional quality check engineer

All our efforts are just for improving your productivity.