industrial lubricants mainly includes hydraulic oil, gear oil, turbine oil, compressor oil, refrigeration oil, transformer oil, vacuum pump oil, bearing oil, metalworking oil (liquid), antirust grease, cylinder oil, heat treatment oil and heat conduction oil. In addition, there are greases with lubricating oil as base oil and thickening agent. Users in industrial lubricants are enterprises from all walks of life. Generally, they use many varieties and large quantities, which depends not only on the price of products, but also on the quality and technical characteristics of products, and at the same time, it depends on the quality of technical services.