Sinopec Lubricants Co., Ltd. is the largest lubricant production and marketing group in Asia, formerly known as an enterprise affiliated to the former Ministry of Petroleum Industry, and participated in the launch of "two bombs and one satellite". In the 80s of the last century, Sinopec launched the Chinese lubrication brand "Great Wall" with aerospace lubrication technology, producing more than 2,000 varieties of products in 21 categories, such as gas turbine lubricants, greases and lubricant additives. Relying on the Academy of Petroleum Sciences, Sinopec has 70% of domestic researchers and strong R&D strength. As the largest engine oil brand in China, Great Wall Lubricants has the largest base oil production capacity in China, and jointly established Shanghai Hairun Additives Co., Ltd. with Infineum. At present, Great Wall Lubricants has mastered the layout of the whole industry chain and has been OEM certified by 50% of domestic automobile manufacturers. In the engine oil certification of the American Petroleum Institute API, Great Wall Jinjixing J700U has passed the SN level certification, which shows its high quality. The first Great Wall Jinjixing J700U 0W-40, the domestic price is 4 liters 488 yuan, and the oil change mileage is 10,000 kilometers, which is the most cost-effective choice among high-end engine oil products, but unfortunately there are fewer sales and service outlets.