The high level of Sinopec Lubricant Oil quality is based on rigorous selection of base oils and additives and continuous monitoring for all products.
Throughout the manufacturing process, each batch is subjected to numerous tests and controls designed to verify the highest quality of products.
After stringent quality tests, finished products undergo a final meticulous examination by expert engineers to issue an authenticated certificate of analysis to verify performance results. 

Sinopec Lubricants are ISO 9001, ISO/TSI6949, ISO 14001, OSHAS 18000 and AS 9100 certified production giant and blends to API/ACEA/DIN/HSE/JASO quality specifications