We are professional CCTV product manufacturer and exporter, and always supply high quality HD-SDI, network &analog cameras and recorders. Our products meet market demand very well. We can supply OEM and ODM service for value business partners and/or distributors. Every month, we launch new products into market, as our value business partners, you can receive free of charge samples at that time. We always improve the software and inform our client update new software timely.