Founded in 1982, MEAN WELL is one of the few professional manufacturers in the world whose main business is standard power supplies. According to a March 2023 report by Micro Technology Consultant, MEAN WELL ranks third in the ranking of global power supply (DC output) manufacturers. Most of the top two power supply manufacturers use ODM/OEM as their main source of revenue, and MEAN WELL 99% of Wei's revenue comes from standard power supplies. It is a power supply manufacturer with its own brand - MEAN WELL as its main business strategy.