Shengyuan  is a science and technology company of specializing in military and police communications equipment research, development, production and sale .Our Company has independent intellectual property rights, and has a number of national patents. Our company continues to introduce internationally advanced technology and ideas, and integrated them with own technical research and development advantages to provide the most advanced international products and services to the public security, courts, prisons, the armed police, fire, government agencies etc . With products of human –based design, high-tech and information, services, business and other powerful advantages, our company has built a good cooperation relationship with our customers, and has won a high degree of trust.

we offer such product :

Spy earpiece ,Covert earpiece,Wireless earpiece, Inductive earpiece ,Mini earpiece,Invisible Earpiece, Wireless receiver,Invisible wireless ,Wireless transmitter,Two way communication,

Cordless earpiece，Inductive receiver，Inductive Loop ,Inductive coil ,Mobile Inductive Module