Customer needs and satisfaction: In the Hebei Handan project, the customer needs to process a large amount of chicken manure with a humidity of 80-90%. It is expected to increase the drying rate to 20% within 12-24 hours, and the processing capacity is 80,000 chickens in a single building. The poultry manure drying equipment provided by Shandong Langs Agricultural and Animal Husbandry Machinery Co., Ltd. can meet this demand. It uses the heat discharged from the chicken house as energy for air drying. It not only reduces the nutrient loss in livestock and poultry manure, but also makes organic fertilizer easier for plants to absorb, greatly improves the availability of materials, and reduces the cost of agricultural operation. The equipment can realize the one-time air drying of manure with a moisture content of up to 70%-80% to dry manure with a moisture content of less than 20-30%, effectively improving the sanitary environment of the chicken farm, reducing mosquitoes and flies and odor, reducing the spread of diseases, and making full use of this resource as feed, fertilizer, etc., turning chicken manure into treasure, and generating good social, ecological and economic benefits.