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    Our company incorporated initially on research and development , and produced delicately microwave related ( Microwave ) electronic devices , such as Video Frequency Modulator ( AV RF Modulator ) , Video Frequency Launcher ( Av Transmitter ) , Radio-Frequency Amplifier ( RF Amplifier ) , Stereo/TV Remote Control ...etc . We also covered some developments of GPS receiver and security system technology .With those experiences , therefore , we extent and entered to the area of radar frequency detection technology .  
     
    We churned out the product of Radar Alarm Detector to stationary radar detectors for car use in 1990. And we fully devoted to and challenged with the high tech Radar Alarm Detector since 1993 for the new generation of mobile infrared radar detectors introduced and practiced in Taiwan . Now decades of experiences and techniques on this field reveals our reliability and reputation.  
     
    Besides the brand of the “SUPER” series is our pride , we also manufacture some IC for many well-known-branded products . The “SUPER” PD-60TL is the first model among the market with Chinese language displays on LCD we have which is one of the most popular devices . To provide our best service to customers , we develop and produce another state of the art model with Digital Compass Indication function that guides car drivers correctly to their destinations under all weathers . Moreover , we have introduced the hottest technology of GPS to Radar Alarm Detector which not just leads to a safe course to car drivers but also provides more useful route information and avoids those unnecessary fine bills . A comfortable and safe trip will be expected and experienced in your daily life .  
     
     The teams of the Yern Sing Technology will continue to work and develop the more reliable and useful products with our specialty and enthusiasm. And sincerely appreciate your years support to make us grow. Thank you again !