1, Leighton Hailong fuel treasure automatically cleans the fuel system of the running automobile engine, keeping the injector, intake valve and oil circuit clean, which can obviously reduce the exhaust emission and reduce HC and CO by 50%.

2. Leighton Hailong fuel treasure has excellent anti-corrosion and anti-rust function and demulsification performance, which can prevent engine parts from corrosion and oil-water emulsification.