Great Wall Jinjixing's mid-range semi-synthetic engine oil products have obtained SN certification from international lubricant standards and committees such as the American Petroleum Institute API and other international lubricant standards, and have been recognized by global mainstream automobile manufacturers such as Volvo, Toyota, and Nissan, and have passed bench tests and hundreds of thousands of kilometers of driving tests. In China, the price of 5W-30 in the Great Wall Jinjixing J600F is 288 yuan, the price of 5W-40 is 338 yuan for 4 liters, and the oil change mileage is 7500 kilometers, which is cost-effective.