... , Dia 125, Dia 145, Dia 170, Dia 200 LED downlight Production and Quality Control Process: 1. Law Materials control 2. Sample ... )test, finished product test(voltage, current, lumen flux etc. ). 3. Mass production: All products will be finished in non-dusty plant. 4 ... drivers) 5. QC test one by one, keep record. 6. Production cleaness treatment, then packing. 7. Random quality inspecition. LED down ...