针对复杂结构、高精度铜造疑难工件进行精密加工，工艺成熟、尺寸不变，解决异形、深腔、薄壁等加工难题，满足各类设备定造需要。

It conducts precision machining for complex and high-precision copper difficult parts with mature technology and stable dimensions, solving problems of special shape, deep cavity and thin wall to meet customization needs of various equipment.