Quality is CHARTER PROFIT's dignity.

Assuring quality is the most important ingredient of the value we are offering.
  
 Here you will see all the QA operations from sketch to mass production,and final shipment. 

Some of our testing facilities for product reliability.

Remarks: from left to right, 1-4 
1).Salt Fog Tester 
2).Cosmetic Reliability (anti-scretching)  
3).Reliability for buttons and anti-shock(vibrating and pressing the bottons for a preset period) 
4).Temperature change and performance