Hebei DangTong Biotechnology Co., Ltd is an enterprise incorporating the scientific research,development,production and sale,specializes in the manufacturing of Chemicals,Fertilizer,Feed,Plastic material and so on.Our company is equipped with a batch of advanced production equipment and testing instruments establishes a team engaged in the development of technologies and scientific research,who can make the corresponding improvement as per the demands of different industries to satisfy the customer is requirements as much as possible. Our company keeps improving on the production and management. We adopt the net technologies and latest materials to constantly develop the new products required in the new field. Whit the enlargement of team for scientific research and updating of equipment, the quality of Material has been up to a higher lever. more and more excellent enterprises have become our respected customers.