Our company established in 1997, we are special company of manufactory. Producing and selling the product of security and safety. Our main products includes: CCD camera, video multiplexer, and quad processor, DVR etc. We are guiding with customer's needs. We are always insisting on first-class technology and best service, people could experience the pleasure with high quality of product and enjoy with technology, which shiyin brought. Company is remorseless to build the visualizing brand on the industrialization way.We have a lot excellent personnel of r&d and distribution. We effort developing the marketing of oversea, and now we export our products to some countries and areas of west asia, southeast asia, europe, u. S. Etc. When we extend the scope of our company, we also worked in the advanced manage technical and experience. We have certificated the iso9001quality manage system, CE, fcc and at that time we also passed the model test of cncal. Our developing scheme is become our company as the first and extend the new field on intrinsic basic in the security field.