Construction of distribution automation based on smart grid is an important part of smart grid. It is an objective demand for coping with the new situation of future development of power grid and constructing a stable， economic， clean， and safe modern energy supply system. It is also a strategical choice for adapting to Chinese national conditions and meeting the future development needs all rounds. The relevant developed situation and standards of distribution automation pilot project construction are introduced. The distribution automation implementation modes under the target of smart grid are summarized， which are analyzed and illustrated with Xiamen distribution automation pilot project.