... , Bestern-asia industrial Limited was founded in 2007 in HK. We mainly focus on OEM and ODM customers base and provide ... field application engineers and experenced sales team, we can help you the most suitable design. Now we work with well-knowed customers, such ... as LG, Samsung, Siemens, Epcos, Osram, Chimei, ZTE. We have Cosel Whole product line DC-DC Converter, AC-DC ...