Beijing, as the Security Electronic Co., ***** a dedicated to providing video intercom video intercom doorbell entities supporting company products. Products company set research and development, production, sales, provide a comprehensive visual products needed to talk "CRT display module, LCD color liquid crystal display module, commissioned to undertake all types of OEM." And to provide quality services related technology. Production equipment, advanced technology and strong management infrastructure, complete product specifications. Samsung products are mainly imported tubes, made 4-inch CRT flat tube display module, 4-inch, 5 inch, 5.6-inch, 7-inch TFT color liquid crystal display module. SMT has a complete patch, plug-ins, the peak production line, with the exception of products to meet their own needs, to undertake the same trade commission processing related products. City real quality for the security industry with excellent products, perfect service quality. Look forward to working with industry to engage in video intercom work colleagues, symbiotic, and pioneering spirit, and seek common development