With China's rapid economic development and improving the level of the socialist market economy and the deepening of economic reforms, the materials management and logistics management mode, which relied on state-owned capital and enterprise group support, are facing new challenges. By comparing the development status and trend of the related domestic and foreign power enterprises, new online supermarket system for power materials is proposed in this article, which is based on e-commerce transactions mode, and its system framework is designed, the effectiveness of the design program in reducing enterprise material distribution, transport, warehousing, actual operation cost is validated by actual project implementation. So, the online supermarket can improve circulation efficiency of power material, and the whole system efficiency.