Dust Monitor, DCEM 2100Y, is a kind of remote monitoring and capturing forensics degree of dust pollution of dust on-line monitoring system, using the Internet of perception, data wireless communication, database, geographic information, and other advanced technology, collection of data acquisition, transmission, display, real-time monitoring of dust noise pollution situation, the preliminary quantitative analysis was carried out on the dust pollution degree, the effective control of urban flying dust pollution to provide more scientific and technical support.