The high-end SH-3120-1400-40 cage type of white feather broiler cage equipment, back-to-back type, 400mm ventilation duct, no side panels, good ventilation effect and convenient washing. The structure of the chicken house is 90m×15.4m, 4 rows of 56 groups, and the feeding capacity can reach 26880 chickens. The cage size: 1400mm×800mm, the number of nipples is 4, and the feeding form: small crane. Equipment material selection: The mesh is zinc-aluminum alloy wire with 10% aluminum content; the sheet metal is 275g galvanized sheet. The service life is 15-20 years.