"Based on domestic market and expand abroad business" is our enhancement strategy for Directional Coupler Working, Rf Band Pass Filter , Directivity Of A Directional Coupler , Rf Splitter Combiner ,Radio Frequency Filter . We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service. The product will supply to all over the world, such as Europe, America, Australia,Slovenia , Victoria ,venezuela , South Africa .Our product quality is one of the major concerns and has been produced to meet the customer's standards. "Customer services and relationship" is another important area which we understand good communication and relationships with our customers is the most significant power to run it as a long term business.