Main production: HD-2500, HD-2150, HD-1850, HD-1620A, HD-1620, HD-1500, 5R4128, HD-1280 improved mill; GYM9720 high pressure mill, 4R3220 improved mill; R type ordinary pendulum mill and improved maintenance-free grinding roller assembly (oil type and butter type); LM900, LM1100, LM1700 series vertical mill; HDC1000 ultra-fine mill, …