The Duke Established a rigorous and comprehensive quality assurance system.

The Duke piano has a number of excellent management personnel, including quality experts from Germany, and more than 20 experienced quality engineers. The control device is in a leading position in the industry, including a series of high-end equipment CNC machine, bridge code with code nail placement, shovel machine, CNC machine set into the slope, back milling machine etc..

Through years of unremitting efforts, the company has passed ISO9001/ISO14001 and other international quality environment system certification.