SHENZHEN ZAS, the developers of the Line digital surveillance system, was founded in 2004. Today, our division has more than two hundred dealers worldwide. In 2009, we founded our international branch in Shenzhen, China. Our more than twelve years of experience in the security sector enables us to develop world-class video surveillance products.SHENZHEN ZAS leads a team of talented engineers and software developers engaged in the development and optimization of our products. We operate on a strictly wholesale basis and do not sell to the public; however, we do provide technical support directly to the end user. Our track record of success is based on customer satisfaction; we achieve high satisfaction by listening to user feedback and following market trends, both of which allow us to provide the best solutions for our customers.