GEMS NAVIGATION, was established in 2007, is specialised in designing, production and sales of coaxial microwave devices and equipment, GPS indoor coverage systems and accessories, high-power coaxial attenuators, high-power coaxial load etc., which are widely used in microwave communications, mobile communications, high-precision measurement, power, research institutions, colleges and universities and other fields. We possess a professional R & D team who specialised in microwave communication designing and manufacturing for more than 10 years. We not only focus on the technical excellence of our own products, but also learning and practicing advanced technology at home and abroad to strengthen exchanges and cooperation.So, all of our products comply with international quality and are greatly appreciated by customers throughout the world, together with outstanding and considerate customer service, we successfully laid the company positon at the domestic market as well as corporate image to a broader international market, and won high praise from domestic and foreign counterparts. As a result, we have the opportunity to serve customers from all walks of life, including Global Top 500 companies, like Huawei, Nokia, China Mobile, China Telecom, APPLE, Samsung, SONY, Lenovo, etc.