Established by Bruce Cheng in 1971, Delta Electronics Incorporated is a business segment of the electronics conglomerate Delta Group. Based in Taipei City, Taiwan, the company began mass producing power switches in 1983. Since then, the company has grown enormously with fiscal year 2013 revenues totaling approximately $6 billion. Originally a power supply and brushless DC fans manufacturing house, Delta has greatly broadened the scope of its endeavors to become a comprehensive solutions provider with activity in industrial automation, cloud computing, medical equipment, smart homes, electronic control, digital displays, lighting, and communication systems. With 54 research and development sites (which receive 5-6% of annual revenues), over 4,900 patents, and over 7,500 engineers, the company is dedicated to developing emerging energy-efficient technologies and renewables.