TDtelecom Science and Technology Development Ltd. is one of the best professional manufacturers of RF&Microwave passive components including terminations, attenuators, directional couplers, 3db hybrid, power dividers/splitters, filter, duplexer, combiner, waveguide, antenna, amplifier, feeder accessories, indoor signal coverage, POI, termination, fastening pieces, repeater, surge arrester etc. They are widely used in Radar, in electronic counter move, in aviation, in navigation, in microwave communication and in mobile communication.