The thick polyurethane foam has a good thermal insulation effect. Physical cooling and thermal insulation do not require electricity. It can keep hot and cold for more than 8-12 hours. It can keep all kinds of cooked food, raw food, vegetables and fruits fresh and water;

Medical Treatment

It has a good cold preservation effect and will not cause the medicine to lose its performance;

Outdoor Places

It is convenient to carry all kinds of lunch boxes and the food provided is suitable for meeting venues, camping training, people near the railway station and catering service centers;

Transportation

It is convenient to carry all kinds of lunch boxes and the food provided is suitable for meeting venues, camping training, people near the railway station and catering service centers;

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