China garden dogs, traditionally called "local dogs", are also called "white stone dogs" in some places in the north. It belongs to Carnivora, Canidae and Caninae. When grown up, the shoulder height is about 25~55 cm and the weight is about 10~30 kg. It belongs to the dog breed that is in urgent need of rescue. It used to be widely used in rural areas of China and Southeast Asia, but now it is widely used as a pet dog in the process of urbanization.

The life span of local dogs is closely related to genes, and also to the usual feeding methods and diet structure. Obesity and malnutrition will affect the life span of dogs and reduce the quality of life.