Qingdao Big Herdsman Machinery Co., Ltd. is a famous enterprise engaged in the research, designing and manufacturing of the husbandry of livestock and poultry. We are a hi-tech enterprise that enjoys the fast development speed, accompanied by the most effective technologies and top-ranking sales quantity. Up to now, our company has all kinds of professional experts, majoring in designing and manufacturing of poultry equipment including feeding system nipple drinking system, ventilation ...   |