The transport sector given the widespread need it, all over the world in various fields of socio-economic, Is the largest global consumer of energy that in our country the transport sector and the building and housing energy consumption is in second place. However, measures energy consumption in this sector and related sub-sectors, such as transport, rail, air, sea, road and international standards is very far from the average. Accordingly, the use of alternative fuels in the fuel portfolio, including solutions to be considered essential and of utmost importance. The purpose of this conference series of alternative fuels, CNG and related industries in recent years have been held in the form of a coherent and integrated way. In most of the final statement conferencing as well as a permanent secretariat to follow up the implementation of development policies for the industry in the country. So now the necessity and importance of the seminar industrialists and researchers with a world leader in the field of alternative fuels and develop as they approach the eighth conference is more important than before and in the meantime, our achievements in the fields of progressive transfer is considered as basic needs.