2. For the certification of CNC assistant engineers issued before 2065438+0265438+1kloc-0/which is still valid for two years, the center will modify the background server data of the CNC assistant engineer certification website and extend the validity of the certificate for one year.
After 3.2065438+0265438+1 October1,use the new NC assistant engineer certification. (The new certificate picture can be found on the certification website. )