Joy Winner was established in 1984 and we are a leadingcompany in manufacturing and designing various high qualityUltrasonic Pest Repeller devices which can be used to driveaway rodents, insects, fleas, birds, wild animals and manyother pests in a safe and effective way. All of ourproducts are made in Taiwan. With our experience, exclusivetechnologies and innovation in this industry, we guaranteethe highest quality in our products and the effect. 
Taiwan