SM200M-3 road milling machine is one large-sized crawler road milling machine that integrates the  mechanical, electric, and hydraulic technologies to well meet all kinds of needs in road maintenance and cater  to the development trend of modern road milling machine towards large-scale in terms of specification and  automation and intelligence in terms of control.  This product is applicable for the large-area removal and stripping operations of pavement diseases, including  expressways, asphalt roads of various grades, airport runways, and harbors and ports, as well as the texturing of  cement roads and is one indispensable large-size road maintenance machine in modern mature road maintenance  processes.