Salted boards are suitable for cold storage decoration because they have good thermal insulation properties and can isolate the temperature difference inside and outside the cold storage, helping to maintain a stable low-temperature environment inside the cold storage. At the same time, salted boards also have high structural strength and durability. It can withstand the pressure and impact during the use of cold storage, ensuring the safe operation of the cold storage; in addition, the salted board is simple to construct and has a relatively low cost. It is suitable for large-area cold storage decoration, improving decoration efficiency and economy.