ON Semiconductor Corporation, now known as onsemi, is a leading manufacturer of semiconductor products including sensors, and power management, connectivity, and custom technologies. 32% of onsemi's revenue is attributable to the automotive market, followed by the combined industrial, medical, and defence markets at 25%. Most of their revenue comes from East Asian markets, with Singapore accounting for 34% of total revenue, and Hong Kong for 25%. The company's segments are broken down into Power Solutions Group, Analog Solutions Group, and Image Sensor Group. ON Semi has manufacturing facilities situated in Malaysia, the US, the Czech Republic, Belgium, and Japan.