... accoding to your requests4. Egg-Collection System is our JinFeng Patent,equiped with the cage system. 5.Egg-Collection System controlled ... .10KW,Imported from Europe.6. Autimatic Feeding System is JinFeng Patent,and the Volume is upon the chicken's Qty,colour ... ,automatic Water-Pressure Controlling System.Nipple Drinker is our JinFeng Patent,Lifetime is 20 years.