TIANJIN ZHONGAN VIDEO TECHNOLOGY CO.,LTD has been designing and creating state-of-the-art products for the professional video surveillance industry for many years. Company founder Mr. Wu Ze,Website:http://www.zhonganptz.net, has been responsible for major project and marketing development since 1994. With more than 20 years experience about security industry, he has unique insights in market analysis. Thanks to a team of well trained and motivated young managers, we have turned a small company into one of the most important suppliers to the security industry in the...