We specialized in laptop adapter for many years.Our factories were certified to iso9001:2008 Management systems.We supply Universal AC/DC Notebook Adapters, Universal DC/DC Notebook Adapters,AC/DC power supplies,DC/DC converters and related accessories, OEM or ODM is accepted.Our products have passed GS,CB,CE,FCC,ROHS certificates.We are the best manufacturer that you can trust in China.