Peb muaj Daim Ntawv Pov Thawj Ua Raws Cai – UL 969, Kos thiab Labeling Systems.
UL yog dab tsi 969 Daim ntawv lo?
UL 969 Cov ntawv lo yog cov ntawv uas tau raug kuaj ua ntej thiab pom zoo siv rau ntau yam ntawm UL Cov Ntawv Teev Npe thiab Cov Khoom Pom Zoo los xyuas kom meej cov ntaub ntawv kev nyab xeeb tseem ceeb tseem txuas nrog thiab siv tau..
Ua ntej peb mus ntxiv, Nws yog ib qho tseem ceeb kom nkag siab tias vim li cas UL 969 labeling thiab marking standard yog ib qho tseem ceeb heev. UL thiab lwm lub teb chaws Kev Tshawb Fawb Kev Tshawb Fawb (NRTLs) muaj kev txhawj xeeb txog kev nyab xeeb. Lawv lub logo ntawm cov khoom tiav lossis cov khoom siv yuav tsum tau qhia tias cov khoom tau raug thiab dhau kev kuaj kev nyab xeeb.. Raws li qhov tshwm sim, saib UL 969 cov ntawv sau los ntawm cov lus qhia kev nyab xeeb no coj daim duab mus rau qhov pom tseeb.
