Sunnybusiness Enterprise Limited is a technological factory which is specializing in development and processing of the rare earth metals.We mainly produce praseodymium, rubidium, dysprosium, terbium and its deep productions.We have complete quality system,advanced technical equipment,good production environment,solid technique and complete test instrument.Our productions are widely used in the fileds of electron, communication system ,missile apparatus and so on.Also our products are very appreciated in the markets of USA, Canada, Europe, Japan,Germany,S.Korea etc.