We constantly think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body along with the living for 4 Layer PCB, Electronic Assembly Manufacturing , 1.5mm Thickness PCB Board , Rigid Flex Circuit , We will do our best to meet or exceed customers' requirements with quality products, advanced concept, and efficient and timely service. We welcome all customers. We believe that long time period partnership is a result of top of the range, value added services, rich expertise and personal contact for 4 Layer PCB, We now have been making our goods for more than 20 years . Mainly do wholesale , so we've the most competitive price , but highest quality. For the past years , we got very good feedbacks , not only because we offer good solutions , but also because of our good after-sale service . We are here waiting for yourself for your inquiry.