The 120000 head ecological and efficient standardized breeding community project in Dafuping, Dongcun, Lianzhou: The northern area of this project is a high standard, high-quality modern pig farm jointly built by Dajia Food Co., Ltd. and Shanghai Yizhu Agriculture and Animal Husbandry, using fully assembled steel structures. The construction area of this project is approximately 26000 square meters, including 4 fattening houses, 4 conservation houses, and a pig passage.