Nanjing Lianqun Building Pig Farm project is the new key project of Nanjing Huiyuan Company. The project is a comprehensive pig house for 36,000 pigs. As the equipment supplier of the project, big Herdsman is responsible for the environmental control system, feeding system, air filtration system, deodorization system, washing system and dung removal system of the project. At present, the project is being completed in an orderly manner and will become a benchmark project for the building fattening pig farm in Nanjing.