E mohio ana tatou katoa, Ko te kounga o nga rama puna kaukau ka whakawhirinaki nui ki te pai o te mahi parewai, i te mea me mahi ratou i raro i te wai. I tenei wa, Ko te nuinga o nga kaihanga rama kaukau ka whakakiia te rama puna ki te kapia， it is one of the most effective waterproof methods done to the underwater pool lights. So what is resin filling? Below, we made a video to explain how we do resin filling to the swimming pool lights.