This article defines polyurethane sandwich panel applied in cold‑chain logistics center roofing, distinguishes common misunderstandings in load‑bearing and thermal‑insulation matching, and lists typical real‑world application scenarios for cold‑storage and pharmaceutical cold‑chain projects.
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Adhering to the enterprise vision of "becoming a leader in the clean room subdivision industry and a clean production environment service provider for enterprises", we will make a contribution to the society.