On 23 June, 2014, BGRIMM’s research project of high power and efficiency vertical fine grinding mill passed the acceptance appraisal. Developed by BGRIMM, KLM-630 vertical spiral agitating mill, the first largest of its kind in China, fills the gap in domestic research on large-scale vertical mill, provides technical and equipment support in comprehensive uitilization of complex ores and plays an important role in promoting clean production, enery saving, consumption reduction, and processing technology development.