We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for Precision Power Black Ice Amplifier, Opto Isolator Level Shifter , Maxim Level Shifter , Ethernet To Optical Converter Ic ,Supervisory Circuits Applications . We are sincerely looking forward to establishing good cooperative relationships with customers from at home and abroad for creating a bright future together. The product will supply to all over the world, such as Europe, America, Australia,Bolivia , Burundi ,South Africa , Cairo .All these products are manufactured in our factory located in China. So we can guarantee our quality seriously and availably. Within these four years we sell not only our products but also our service to clients throughout the world.