Slovenian Institute of quality and Metrology (SIQ) is an international institution with a history of more than 40 years. It is a member of IQNet, CB system and CCA agreement. It has its own laboratory. It is an international certification body integrating system certification, product testing, certification and measurement. Its headquarters is located in Slovenia. In CB system, it has the functions of member body, NCB and CBTL. In Europe, it is the notified body of nearly ten directives, After the product passes the test, the test report, certification certificate or mark can be issued, such as CB, CE, FCC, GS, E-MARK, etc. At the same time, it can provide EU general Keymark (for household appliances and similar products), ENEC mark (for lighting appliances, it, audio and video and transformers) and SIQ EMC mark.