1. Heat preservation and fragrance preservation: the characteristics of fragrance preservation make aluminum foil lunch boxes have the attributes of food packaging, and the characteristics of high temperature resistance and oil resistance make it easy to control all kinds of hot meals and foods, even for Chinese food with more oil and soup. It can be said that aluminum foil lunch boxes have natural takeaway attributes.

2. Harmless to human body: the main material of aluminum foil lunch box is aluminum foil, and there is a dense oxide layer on the surface of aluminum foil. The chemical properties of this oxide layer are relatively very stable, and it is very safe as long as it is not in a strong acid environment.

3. Environmental protection: the aluminum foil lunch box is made of aluminum, and the recycling rate of aluminum is high, and the recycling rate of aluminum can reach 25 times, which conforms to the national food hygiene standards, is convenient to recycle, and does not produce harmful substances during processing.