Refrigerated defrosting room is usually equipped with refrigeration system, heating system , humidifying system and circulation  system. Our model  HT-DGKJ-30T is a low temperature and high humidity type which the air circulates on the surface of frozen products  evenly to make slow defrosting. And the defrosting temperature and time can be controlled automatically by stage. HT-DGKJ-30T is mostly used to defrost block frozen meat , fish ,and chicken.