Raws li kev txhim kho ntawm cov khoom sib txawv thiab cov kev xav tau ntawm cov neeg siv khoom, KELU tau paub txog cov khoom siv zoo tshaj plaws ntawm zaj duab xis thiab daim kab xev, tshwj xeeb tshaj yog nyob rau hauvReflective zaj duab xisuas tuaj yeem siv los ua kev tsheb thiab kev ceeb toom rau txoj haujlwm loj, tso saib tshaj tawm, kev tiv thaiv kev nyab xeeb thiab lwm yam.
Muaj ntau qib sib txawv ntawm cov yeeb yaj kiab rau kev siv sib txawv, thiab peb feem ntau faib lawv li:
High Intensity Qib, Engineering Qib, Advertisement Qib.
Lawv tuaj yeem ua raws li qhov yuav tsum tau ua ntawm kev ntsuas huab cua,
Kev ntsuas ntsev ntsev (los ntawm 24 teev txog 500 teev),
UV Test, Xenon Test,
Lub neej ntawm kev ua tau zoo tuaj yeem kav ntev li 3 xyoos, 5 xyoos thiab txawm tias 10 xyoo.
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