... cartonPacking carton size:122x244x20cmIntroduction: KT board is plastic advertising board ,an extruded polystyrene foam board bonded ... , room segments, etc.4.Industrial Application: thermoforming products, refrigeratory warehouse project, environmental protection. Business line:pvc ... (pvc welding rod, pp welding rod). our products are widely used inenviroment protection, chemical engineering, petroleum ...