In the event of a trial. Every time you will need to ensure that the parts are not mixed, both in the foundry process and CNC process. If you are not sure about the casting, let the relevant people see every time (Tongnak , Nutnicha) which,So there are no problems product contamination. In an experiment every time they want to send email notifications on CNC before the casting into the store, and the case is sent to calemore will be notified by the quality control to check 100%