This thesis rises from the high speed, the high performance servo turret development project of the SMTCL.

Shenyang Machine Tool Yinfeng Foundry Co. , Ltd. Located in Shenyang Jinhai Economic Zone near the Beijing-Shenyang highway and closes with Yingkou Port. It is convenience for transportation.

Even plants operated by Shenyang Machine Tool, China's largest machine-tool manufacturer , use many numerical-control systems provided by Fanuc and Siemens to govern production processes;