The use of biomass renewable resources to gradually replace petrochemical materials, reduce the use of petroleum resources, and meet the national requirements for reducing plastic and carbon. Strictly in accordance with national standards to control product quality, to contribute to environmental protection and sustainable development. At present, the starch lunch box series has single cell/two cell/three cell/multiple cell, different capacities for customers to match different use scenarios. The lunch box can be weighed up to 3 kg, the group meal distribution is properly worry-free, multiple layers can be achieved between the same payment, and the delivery peak can also be efficient distribution.