Inventor

MIN CHENGJUN

CN2 patents

Patents

2 patents

US11191255B2Dec 7, 2021

Premixed ventilated henhouse

NEW HOPE LIUHE FEED CO LTD0 citations40

US11147244B2Oct 19, 2021

Premixed underground ventilated henhouse

NEW HOPE LIUHE FEED CO LTD0 citations40