After testing the load-bearing performance and impact resistance of the box, we found that the attached lid box exceeded our expectations in terms of durability and strength. The box withstood the weight of two adults after being dropped from a height of two floors, proving its exceptional resilience. This makes it an ideal choice for heavy-duty storage and transportation purposes. Additionally, the lid of the box remained intact and easily opened without any distortion, further emphasizing its high-quality construction. In conclusion, our rigorous testing process has confirmed that the attached lid box is not only durable but also reliable for storing and transporting heavy materials. Its exceptional load-bearing capacity and impact resistance make it an essential choice for various industrial and commercial applications. We are confident that this box will meet the demanding requirements of our customers and provide long-lasting protection for their valuable assets.