This large capacity rectangular disposable single compartment lunch box, with a black PP box body and a high permeability PET flip, deepens and widens the inner space, and is very suitable for serving mixed noodles, Noodles in soup, Lamian Noodles, and large dishes. The reinforced rib pattern design on the side wall of the box body provides strong toughness and good load-bearing capacity; The transparent top cover can visually display food, with good sealing and less leakage of soup, making it a cost-effective packaging container for noodle shops, fast food takeout, and group meal delivery.