... s final assembling, each lamp we make aging testing 5hours,5hours again after lamp's final assembling, ... before final package, each lamp we test its working.3). Third, after package, we inspect ... 1pc item under each lot. Testing equipment Integrating Sphere is used to test lamp's lumen, consumption. Power ... Ra indexHi-pot tester, It is used to test lamp's Hi-pot from 1000V-4000V. EMC ...