While passing the external certification and recognition, the company constantly strengthens its own internal construction, and forms a virtuous cycle mechanism of self-discovery, self-correction and self-improvement through the implementation of internal quality management system audit, process audit, product audit and management review every year.

It has the international first-class testing equipment, such as material direct reading spectrometer, coordinate measuring machine, dynamic balance measuring machine, etc., to carry out the quality inspection and control of the whole process of products.