There are ventilation holes to prevent rusting, so as to ensure that each box has a good ventilation effect;The nesting pads are made of high-quality poly,smooth, straight, corrosion-resistant, and free of burrs; soft artificial rubber straw mats can be added according to customers' choices, which can effectively exert the production characteristics of egg-laying boxes and reduce the number of dirty and broken eggs;The anti-perch design effectively keeps the surface of the egg-laying box clean.The zinc layer is thick and not easy to fall off, preventing rust, rain and sun protection.It is beneficial for chickens to concentrate eggs, easy to pick up eggs, save time and effort, and prevent chickens from nesting and eating eggs.The use of egg nests can reduce the rate of dirty eggs or broken eggs. It is suitable for chicken farms in mountain forests, etc.