Family farms must meet a certain scale. The condition for applying for agricultural production management houses in Nanchuan District of Chongqing is that family farms must meet a certain scale, and the scale set by different regions is also different. In some areas, the land area should reach 51 mu. Chongqing, referred to as "Chongqing" for short, also known as Mountain City and Jiangcheng, is a provincial-level administrative region and municipality directly under the Central Government of the People's Republic of China.