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| Category | Temperature | Purpose | Cold Storage Plate Thickness |
|---|---|---|---|
| Keeping-fresh storeroom | 5ºC~-5ºC | For fruit, vegetable, flower, butter, fresh egg etc | 50mm, 75mm |
| Refrigerator | -10ºC~-20ºC | For frozen meat, poultry, seafood, ice-cream etc | 100mm, 120mm, 150mm |
| Freezing storeroom | -20ºC~-35ºC | For fresh fish, fresh meat, products of rice and flour etc | 150mm, 180mm, 200mm |
| Other non-standard storeroom | 10ºC~-60ºC | For electron, metallurgy, chemical industry, automobile etc | 75mm, 100mm, 150mm, 180mm, 200mm |