Legal basis: Article 2 of the Urban and Rural Planning Law of People's Republic of China (PRC), which states that the formulation and implementation of urban and rural planning and the construction activities in the planned area must abide by this law. Urban and rural planning as mentioned in this Law includes urban system planning, urban planning, town planning, township planning and village planning. Urban planning and town planning are divided into overall planning and detailed planning. Detailed planning is divided into control detailed planning and construction detailed planning. The planning area mentioned in this Law refers to the built-up areas of cities, towns and villages, and the areas that must be controlled by planning for the needs of urban and rural construction and development. The specific scope of the planning area shall be defined by the relevant people's government in the overall urban planning, town planning, township planning and village planning according to the level of urban and rural economic and social development and the needs of urban and rural overall development.