SIFIRST TECHNOLOGIES NANHAI LIMITED was founded in 2009 and its headquarters is located in Foshan City. SIFIRST TECHNOLOGIES NANHAI LIMITED is committed to the development and sale of high-performance high-quality green power, digital power, lighting power chips in three major areas, the product power range covers 0.5W ~ 500W power range AC/DC applications. SF59XX series, SF60XX series, SF67XX series are the main product series