Petroleum and petrochemical command and control systemPetrochemical command and control system demand analysis Petrochemical plants are mostly for continuous production, and some of the equipment has high power, high noise, strong electromagnetic interference, high temperature, high pressure ch Read More

IP intercom emergency communication system for comprehensive pipeline corridor Urban comprehensive pipeline corridor is a public pipeline corridor used for centralised laying of municipal pipelines such as electric power, communication, broadcasting and television, water supply, drainage, hea Read More