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LEADTEK COMPANY LIMITED
LEADTEK COMPANY LIMITED

Quality Control

Leadtek is recognized by ISO9001 and ISO14001, meets the ROHS and other environmental rules in global markets.


  • Incoming inspection - IQC

  • Process quality control- PQC & LQC

At least 3pcs for the 1st inspection

Process quality control every 5 hours


  • Finished production inspection - OQC

Function and appearance inspection


  • Product tracking system

  • Reliability testing

  • Extreme temperature and humidity testing

Salt foggy testing

Impact-resistance testing


Process Quality Control Standards

UL certificate for PCBs

Meet the rules of ROHS/REACH

Process quality control of semi-product and finished product

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Test equipment and environment

Anti-static production

Clean room

X-ray test


Key-points of quality inspection

  • Comparison

  • Response speed

  • Operation speed

  • Black/white dot

  • Broken line

  • Rainbow

  • Backlight brightness

  • Backlight uniformity


Reliability Test

  • Vibration test

  • ESD test

  • Tensile test

  • Bonding test

  • Brightness test