The ecological garden is the inheritance and development of traditional garden experience, follow the principle of ecology, the construction of multi-level structure, function, scientific communities, the establishment of a new order of human, animal and plant related, to achieve the ecological beauty, scientific beauty, cultural beauty and artistic beauty. The application of systematic engineering to the development of gardens will enable the simultaneous development of ecological, social and economic benefits, achieve a virtuous circle, and create a clean, beautiful and civilized ecological environment for mankind.