About Us Professional Radio Frequency (RF) / Microwave Device Supplier from China Professional customized Radio Frequency (RF) / Microwave Components Manufacture, from China. Found in 2003 & located in Shenzhen China. UIY is a professional manufacturer engaged in research, development, design, production sale & service of the civilian & military microwave communication device. Since its foundation, UIY has been keeping in-depth cooperation & communication with renowned enterprises, universities, institutions, scientific research institutions. Our products are with well-equipped testing facilities & strong technical force. Selling well in all cities and provinces around China, our products are also sold all over the world.