Oil product cleaning agent and making method thereof

The invention discloses an oil product cleaning agent and a making method thereof. The oil product cleaning agent comprises the following raw materials: 0.4-0.8 part of benzotriazole, 165-230 parts of methyl tert-butyl ether, 0.3-0.6 part of BHT501, 180-360 parts of methanol, 80-160 parts of ethanol, 20-40 parts of a rare earth mutual solvent and 210-420 parts of petroleum ether. The purification factor in the cleaning agent can purify the colloid in fuel oil, carbon deposit in engines and other harmful substances, long-term application of the oil product cleaning agent in vehicles can remove the carbon deposit from a fuel oil system after, and at the same time the original power of vehicles can be acquired; the atomization effect of the oil product can be improved, the rare earth nano-molecule in the cleaning agent enables complete combustion of the oil product, thus improving the efficiency and reducing the fuel consumption; the service life of engines can be prolonged, the high-quality oil product cleaning