Comparison study of the development of ethanol fuels in China

Based on the analysis of the producing principles of ethanol fuels for the vehicles and their development in the world,in the article the ethanol fuels is compared with conventional fuels in eight indicators covering economic, environment and producing technology by AHP model. The main objective of this research work is to study the difficulties and arising obstacles of promoting the ethanol fuel in Chinese market based on the calculation results, and finally propose appropriate solutions and new ideas to ease the energy crisis and traffic pollutions in China.