... layers , breeders , broilers and chcks , incubator , fan , egg tray , automatic feeding system , automatic drinking system , manure removing system , ... material :Plastic egg traypaper egg trayincubator egg traytransparent egg tray Paper egg tray ( water-proof and shock-proff,Absorb shocks & ... for transporting eggs as usuall . ) Material : PVC,PP,PS,PET,APET,PETG,PLA,etc Color : pellucidSize : as the ...