Alarm system alarm system consists of an infrared alarm host, infrared alarm system, composed of two parts. Maintenance Equipment Overview: 1, infrared alarm host all zones have been using the device information and the brand is unknown. 2, the front-end infrared alarm system were installed in the plant perimeter. As society progresses, the concept of safe production company has gained install surveillance cameras, people safe production requirements are also increasing. In the accident-prone construction industry, how to ensure the preservation of the safety of construction workers, as well as the site of construction materials, equipment and other property, is a priority concern of the construction unit. Due to limitations of the construction environment, equipment, materials, inadequate safety management and some employees of self-protection awareness is weak, provides an opportunity for criminals. In order to further improve the construction site safety management, the monitoring technology into the construction site, has become the first choice to install surveillance cameras in many community building units, while considering various factors, faster alternative to the use of microwave wireless video surveillance technology fiber installed surveillance cameras offer , proud of its own high flexibility, scalability, easy maintenance, etc., are widely used in many construction companies. Installation of surveillance cameras _ source maintenance (certified) _ installing surveillance cameras provided by Zhengzhou source maintenance Electronic Technology Co., Zhengzhou source maintenance Electronic Technology Co., Ltd. (www.hnxywb.com) is a leader in Zhengzhou, integrated monitoring system, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In leading source maintenance staff warmly welcome all inquiries negotiations to create a better source of future maintenance.