1, professional qualification certificate: issued by Ministry of Human Resources and Social Security: (intermediate, advanced, technician), nationwide, available online:

Electrician's certificate, welder's certificate, refrigeration work certificate, lathe work certificate, fitter's certificate, automobile maintenance certificate, etc.

2. Special operation certificate issued by the National Security Bureau:? New office, comments, (nationwide, available online).

Electrician's operation certificate, welder's operation certificate, IC card operation certificate, electrician's operation certificate, welder's operation certificate, welding and cutting certificate, refrigeration operation certificate, refrigeration and air conditioning operation certificate, climbing operation certificate, etc.

3. Electrician's certificate, welder's certificate, new office, re-examination and required information: 2 copies of ID card. 4 1 inch color photos.

Textual research short-term training: No.3 Guanghua Road, Xigong District, Luoyang City (300 meters east of the railway station)? Teacher Li