Bio-diesel,a kind of reproducible energy which is more friendly to environment than petrochemical diesel,is an ideal choice to replace part of petrochemical diesel.However,owing to the shortage of raw material supply,lack of supportive policies,as well as issues such as lack of sales channels,bio-diesel industry in China is being confronted with dilemma.After analyzing the process of development,status quo of bio-diesel both at home and abroad and combining with domestic policy,raw material and production,t...