Chuanglong Technology (HK) Share Co., Ltd is a factory specializing in manufacturing and exporting of CCTV(Closed Circuit Television) cameras . With many years experience in security products, Kavass brand has been the market leader today.We are now supplying high quality products to numerous well-known corporations in domestic and overseas, with the most advanced technology in worldwide , the products are applied in the world of traffic, banks and other high-grade establishments . We provide a wide range of safety and security products such as IR water-proof camera , color dome camera, Day/Night Wide Dynamic camera, SUPER HIGH RESOLUTION and HI-SENSITIVE high-end cameras, DVR, Monitor and much more to fit into any security needs for customers .Moreover , we produce many new products suiting international market continually by our steady quality base. CHUANGLONG TECHNOLOGY is striving each day to become one of the best-known manufacturer in CCTV professional equipments. We firmly believe that we will certainly go further , stand higher and become customers’ best partners and long-term trustworthy friends . We are ready and eager to serve you, welcome any enquiry！