... , four layers, 8 doors.5. Feeding advantage: each set can feed baby 400 chicks, 200chickens of 0.75 kg, ... , Comparing with the other cage ,each group can reduce investment 200 RMB. In October 2004, the product won the national patent and the patent number ... price. Following are our contact information,China County Silver Star Breeding Equipment Limited Liability Company Welcome to our factoryWebsite ...