We are a professional software company that develop remote recording system (DVR) and Centralized Network Surveillance and Management software .We can offer DVR, cards + software or DVR software only, embedded DVR and video server. In China we are OEM of many companies. We are also OEM of many foreign companies, including Canada companies,American companies and Colombia companies .If you want to know more about us, please visit our homepage: http://www.netvisiondvr.com ,which has demo-online: http://www.netvisiondvr.com/yanshi.htm
Hope some of them will in yout interested. Look forward to establishing business relation with you.