In the first half of 2022, as crude oil continued to rise at a high level and the cost of lubricating oil raw materials rose, the price increase letters of lubricating oil and additives exploded in the circle of friends, including Kunlun, great wall, shell, Chevron, runyinglian and other major additive companies, which have issued price increase letters one after another. In recent months, lubricating oil and additives have generally increased, with the increase rate of main varieties being 20-30%.
Source: Internet
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