Company R & D, production, sales and service in one. Has long been engaged mining communications, industrial communications, engineering and technical staff, most of the technical staff have engaged in several years of coal mine communications product development, production and services, has a rich theoretical basis and practical experience. Has designed and produced a digital program-controlled machine scheduling conference tandem machine, PA instruction of digital broadcasting, communications systems and digital program-controlled mining Dispatch System. DSP digital noise reduction technology is my original. Accordingly, we pioneered the development of a series of anti-noise communication products, successfully applied to power plants, coal washing, coal mines, ports, oil fields, tanks, ships, subway high-noise sites. 

 The company has specialized communications equipment production line, and is equipped with a dedicated noise laboratory and performance excellent set of testing instruments and equipment, to ensure that the product quantities of high quality factory. Companies organize production in strict accordance with the standards of GB and communications industry, strict implementation of ISO9001: 2000 standard, the establishment of a quality management system. The number of products have been the coal industry MA Quality Certification and the Ex explosion-proof certificate. 
 The company is now producing digital noise immunity broadcasting call system and the end product, is highly integrated, compact structure, the network is convenient, quick upgrade, maintenance is simple, easy to operate, widely used in power plants, mining, oil, chemical industry, metallurgy, machinery, areas such as transport, ports, military and public security and fire dispatch communications command. Products with excellent quality and quality services, the majority of customers trust and support.