D1

Developed in accordance with the premier Chinese diesel engine oil standard, fully meeting the lubrication requirements of domestic engines.

Ensures stable and reliable lubrication performance under heavy-load and long-duration operating conditions.

Low-viscosity design provides superior fuel economy, ensuring smoother engine operation and reduced fuel consumption.

Excellent low-temperature starting performance effectively reduces engine startup wear and extends service life.

Outstanding oxidation resistance effectively controls the formation of sludge and carbon deposits, providing long-term engine protection.