The core value and demands of smart distribution grid cannot be covered by existing distribution network assessment method, besides the subjectivity of weight calculation is strong and easy to be impacted by human factor, so a new comprehensive assessment system and method for smart distribution grid is constructed. The index system is divided into two hierarchies: the macro demand index set and micro assessment index set, in which the macro demand index set reflects macro presentation of smart distribution grid and the micro assessment index set characterizes the micro factors in the former, ...