... : a)automatic egg-picking system. b)automatic feces cleaning system. c)automatic feeding system, automatic watering system etc. d)contains 3 ... chicken coop/cage,include parts feeder, Nipple water supply system, feed trough, Rearing cages stacked, Automatic egg collection ... chickens and has been awarded the ISO9001 International Quality System Certificate and national bureau standard. 1)Material: low ...