All component parts are checked at every step of the manufacturering process to ensure the end product meets our high quality standard.

Our manufacturing plant has been quality approved to the standard of ISO9002 for all products.

The object of our quality assurance system is to guarantee zero defective ratio of finished products to valued clients according to ISO9002.

To fulfill this goal,we have been making all efforts to introduce a new QC system,attend seminar and train employees.

Inspection of procured parts and components
   
 
   
Testing Equipment

Oscilloscope

Withstanding Voltage
Digital power Meter
Frequency Counter
LCR Meter
Jig

 
Relibility Test
 
   

Vibration

Abnormal and transient voltages
Abnormal temperatures and thermal shock
Electrostatic discharge
Burn-in and accelerated life
Low temperature lamp strike and lamp life.

 
Inspection of SMD Works
 
   
 
2ND Inspection
 
   


Testing Equipment
Withstanding Voltage
Digital Power Meter
Jig

 
Final inspection
 
   

Testing Equipment
Withstanding Voltage
Digital power Meter
Frequency Counter
Jig

 
 
  삼신전공 주식회사
TEL : 02-2237-7690 공장 031-453-6329
본사 서울시 중구 신당동 357-5 국일빌딩 4 층
공장 경기도 안양시 만안구 안양동 218-20