Analyzing Chinese consumers' perception for biofuels implementation: The private vehicles owner's investigating in Nanjing

The results indicate that 90% of the respondents need to know more about biofuels implementation, and the majority of the respondents emphasize the active significance of reducing GHG emissions to improve energy security and mitigate energy crisis. But 55.6% of the respondents think that biofuels technology is still not mature. It is found that the different perceptions of biofuels between 192 passenger vehicle drivers (PVD) and 182 freight vehicle drivers (FVD). The former focuses on fuel price and fuel performance, while the latter pays more attention to fuel availability. Besides, PVD concentrate on fuel-related attributes while FVD focus on policy-related factors. The survey results give rise to some deeply consideration about the various preferences and awareness on biofuels among different consumer groups. These findings in this study will help to understand the consumer's energy consumption behaviors and improve the further implementation for biofuels in Nanjing city.