The PP type four-grid square food box produced by Jiekang manufacturer is a standardized compartmentalized container designed for Chinese fast food, group meal delivery, cafeteria catering, and takeout dining scenarios. The product is made by a single injection molding process using new food-grade thickened PP raw materials, without the addition of recycled materials. The material is safe and stable, suitable for high-temperature hot dishes, oily dishes, room-temperature sample storage, and refrigerated storage. It is the preferred style for commercial catering's standardized packaging.
When Jiekang's suppliers manufactured this PP type four-grid square food box, they adopted a scientific four-part compartmentalization structure. Each compartment is independent and does not connect with others, allowing for precise separation of rice, main protein, vegetables, and side dishes. This structure effectively prevents common problems in takeout food such as leakage of soup, mixed colors of dishes, and rice soaking in soup. The standard 1200ml capacity is in line with the regular ratio for Chinese fast food, with balanced size proportions for each compartment. It is suitable for the serving standards of most fast food restaurants, enterprise canteens, and school group meals, and is aesthetically pleasing with high consistency in serving.
Technology / Process
The entire box body is processed with a thickening and strengthening technique, combined with an integrated high-pressure injection molding process. The box has high hardness and good load-bearing capacity. It is not prone to deformation when stacked and is not likely to crack or leak during transportation, even under rough handling. The corners are rounded without rough edges, the box opening has high flatness, and it can be matched with a sealing lid. The sealing performance is strong, effectively reducing the risk of sauce leakage and spillage. It is highly suitable for short-distance delivery, long-distance group meal batch delivery, and multi-layer stacking storage.
Core selling points:
Relying on the factory's standardized injection molding production line and a complete quality control system, this PP type four-grid square food box ensures full controllability from raw material entry, production process to final product inspection. The batch quality is stable and the specifications are uniform. It supports stable large-scale supply and is suitable for long-term large-scale procurement by chain restaurants, government and enterprise canteens, central kitchens, and catering companies. It is a commercial Chinese-style compartmentalized packaging box that combines safety, practicality, and cost-effectiveness.
Colors Available: Full Transparent, Vibrant Orange, Matte Black
Detail Shots: The four compartments are precisely formed and well-proportioned, with visible triangular reinforcement ribs at the corners. The box surface features printed compliant food contact labels, freeze-safe labels, and recycling symbols. Every injection-molded edge is smooth without burrs, and the lid fits tightly to prevent liquid spillage.
The product offers excellent high and low temperature resistance, supporting direct microwave heating and repeated refrigerator/freezer use. The triangular reinforcement ribs at the corners strengthen the compression-resistant structure, preventing deformation and damage during long-distance group meal delivery stacking, significantly reducing logistics loss rates. We have served thousands of chain fast-food restaurants, school cafeterias, and corporate group meal institutions, earning long-term repeat orders through durability and cost-effectiveness.
Manufacturing Process Advantages
Manufactured using high-speed integrated injection molding technology, unlike ordinary cheap assembled containers, there are no seam gaps, providing superior liquid retention. Food-grade cold and heat resistant additives are incorporated, with a temperature tolerance range of -20°C to 120°C. Whether for frozen prepared meals in winter or office microwave reheating, the container does not deform or release harmful substances. The thickened, upgraded material enhances structural rigidity, preventing compression collapse even when stacked 6-8 layers high, making it highly suitable for group meal bulk delivery scenarios.
Multi-Scenario Application Case Studies
Canteen Group Meals: One compartment for rice, two for hot meat and vegetable dishes, and one for side items or fruit. Standardized portioning with zero flavor mixing during delivery. Canteen feedback shows daily loss rates below 0.3%.
Chain Fast-Food Takeaway: Multiple Chinese bento chains use the black version for premium takeaway packaging. The partitioned arrangement enhances visual appeal, improving store presentation quality and increasing positive review rates by 18%.
Prepared Meal Portioning: Central kitchens use the transparent version for portioning prepared bento meals. Visual display of dishes is made possible, with a refrigerated shelf life of up to 7 days and convenient reheating.
Supply & After-Sales Support
Our factory operates 100,000-class clean production workshops, with batch-by-batch raw material inspection upon arrival and 100% outgoing quality inspection. Packaging uses reinforced corrugated cartons, with shipping from multiple national warehouses nearest to you. Regular orders are dispatched within 48 hours. Long-term cooperation qualifies for tiered pricing. We provide one-stop solutions for all your catering packaging needs.
The transparent version allows clear visual display of abundant dishes; the orange version is eye-catching and ideal for in-store pickup; the black version offers a premium, understated look suitable for high-end business group meals. The matching high-transparency sealing lid provides excellent closure integrity – no leakage even when tilted or shaken – suitable for various transport scenarios including electric bike delivery and cold-chain truck transport.
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