We offer periodic tests, training, retraining and re-testing of welders according to ČSN EN 287-1, ČSN EN ISO 9606, ČSN EN ISO14732, ČSN EN 13585, ČSN EN ISO 17660 - 1, 2 in accordance with TPA CWS ANB, as well as tests RWTUV Prague, ITI TUV.