With more than 50 years of experience on researching and designing of roll grinders,the founder of Fujian Dayu,Mr. Chen panshui,under his leadership,the company has a big innovation on basic of the foreign advanced roll grinding machine technology,for example the technology from Germany,Japan,America and Italy.Developing our own CNC system,DYMGK CNC system.It overcome the problem of the general CNC system that is durinsg grinding can not command runin which has badly effects on high-quality grinding.