Specifications:1) Models: A15, A20, A22, A252) 15L, 20L, 22L and 25L double layer composite PE use: outside with high     temperature cartons after filling package, light weight, hermetic capacity, sufficient    carrying capacity, environmental friendly capacity, low cost, one-off packing,    accords with sanitation requests for food 3) It is one of packing which is popular in overseas4) Used in public dining rooms, restaurants and families