Abstract: Compared to traditional organization forms, supply chain alliance s performance evaluation has its characteristics in the e-commerce age. The authors analyze the shortcomings of the traditional performance evaluation scheme in the supply chain alliance performance evaluation,discuss its characteristics based on e-commerce and analyze the alliance s performance principles of the index system. At last, the authors suggest a new set of performance evaluation index system

Key words: supplychainalliance, evaluationindex, thee-commerceage, performanceevaluation