Our company was founded in 1990, and the headquarters is located in Liaoning city of Shenyang province. Our company is specialized in the science and technology research and development, production and sales of all kinds of lubricating oil additives. Our products are widely used in gasoline engine oil, diesel engine oil, gear oil, two-stroke engine oil, hydraulic oil, industrial oil, anti-rust oil, rust preventive oil, quenching oil, turbine oil and bunker oil. Our product category has ...