Shandong ZhengYuanming Construction Engineering Co., Ltd is a professional manufacturer, supplier of prefab poultry house equipment, we provide prefab poultry house equipment OEM & ODM wholesale, prefab poultry house equipment price and more questions, please contact us and follow our Facebook , We will respond in a timely manner, we are not the lowest price of prefab poultry house equipment, but we will provide you with better service.