30 freezing rooms and 6 refrigeration rooms, with a total building area of 72700 square meters for freezing and refrigeration, and a single freezing machine with a capacity of 1.5 tons/hour; 4000 chickens per hour in the air-cooled room; 20m ³/h ammonia separation plate ice exchange water unit; 4 ice machines, 100 tons/24 hours; air conditioning system with ethylene glycol. Adopting an ammonia refrigeration system, the end air cooler is equipped with exhaust pipes, and hot ammonia and water are used for defrosting. The project is located in Changle, Weifang, Shandong.
