KUER cooler plastic boxes are best known for their quality, performance, comfort and industry-leading storage options and extras.KUER company have more than ten years’ experience of coolers mold and manufacture.,in the production of insulation box materials,outer material takes LLDPE, middle material uses PU form,deep freezer seals with thick PU insulation,rugged construction with one-piece rotomolded cooler,we use advanced full-automatic machinery and computer numerical control high-tech,we conduct a comprehensive inspection of each cooler,we can do best is support best quality with competitive price ,and we will insist on it forever.