OEM is the abbreviation of Original Equipment Manufacture (Original Equipment Manufacturer), which refers to a kind of "OEM".
The meaning is that the producer does not directly produce the product, but to use their own mastery of the "key core technology".
Responsible for the design and development, control of sales "channels", specific processing tasks to other enterprises to do the way. This way is in the electronics industry after a large number of development in the world to gradually generate a common phenomenon, Microsoft, IBM and other major international enterprises are used in this way.
Earlier, these OEMs were pressured by Intel not to launch their own branded Pentium4 processor motherboards with VIA chipsets, so they adopted the OEM approach to help VIA.
The OEM phenomenon is very common in computer accessory products, such as OEM monitors, OEM CD-ROM drives, OEM graphics cards, OEM mice, and so on (a lot of brand-name computers are letting OEMs help manufacture mice and keyboards). Perhaps because OEM is too common, some people even think that OEM is the symbol of quality and brand.