Purchasing cost is an important index of reflecting the level of operation and management and a key factor of deter-mining the prices of products of state-owned automobile enterprise.

An exploration into the Chinese automobile enterprises mechanism of competitive advantage;

This paper analyzed the inside and outside environment of China and automobile industry situation that Chinese automobile enterprises were facing,expounded the relation between"becoming stronger"and"becoming bigger",put forward the main development theme of automobile enterprises is to"becoming stronger"and"becoming bigger"in contemporary China.