The oil quality of Little Dolphin Gas Station is similar to that of Sinopec, because the oil of Little Dolphin Gas Station is refined by Haike Petrochemical Refinery, which sometimes provides it to Sinopec, so it is not ethanol gasoline.
Ethanol gasoline is a new alternative energy source, which takes grains and various plant fibers as raw materials and is mixed with ordinary gasoline in a certain proportion.