Steel Building manufacturer / supplier in China, offering 40mm/50mm/80mm/90mm/100mm/150mm/200mm/250mm/300mm Thickness PUR/PIR Sandwich Panel for Slaughterhouse Cold Room, 40mm/50mm/80mm/90mm/100mm/150mm/200mm/250mm/300mm Thickness PUR/PIR Sandwich Panel for Wall/Roof System, Cold Storage PIR/PUR Sandwich Panel for Vegetable Greenhouse FM/CE and so on.
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