DONLY has the first-class national center of metrology including measurement center,physical and chemical center,mechanical performance center,gear measuring center,the 3D coordinate measuring center and testing center.
There are many advanced measuring equipments in DONLY including 3D coordinate measuring machine from Germany ZEISS,CNC gear measuring machine from Germany KLINGELNBERG,and spectrometer from Germany SPECTRO.
Products
DONLY has the first-class national center of metrology including measurement center,physical and chemical center,mechanical performance center,gear measuring center,the 3D coordinate measuring center and testing center. 
