On October 30, 2020, the European Commission issued an announcement that in response to an application submitted by the European Steel Association (the European Steel Association) on July 29, 2020, it will deal with oriented silicon originating in China, Japan, South Korea, Russia and the United States. Grain-oriented Flat-rolled Products of Silicon-electrical Steel initiated the first anti-dumping sunset review case investigation. The EU CN (Combined Nomenclature) codes of the products involved are ex 7225 11 00 (TARIC codes are 7225 11 00 11, 7225 11 00 15 and 7225 11 00 19) and ex 7226 11 00 (TARIC codes are 7226 11 00 12, 7226 11 00 14, 7226 11 00 16, 7226 11 00 92, 7226 11 00 94 and 7226 11 00 96.) The dumping investigation period in this case is from July 1, 2019 to June 30, 2020, and the damage analysis period is January 2017 January 1st ~ the end of the dumping investigation period.

On August 14, 2014, at the request of the European Union of Iron and Steel Industry, the European Union initiated an anti-dumping investigation on oriented silicon electrical steel originating in China, Japan, South Korea, Russia and the United States. On October 30, 2015, the European Union made a final anti-dumping ruling on grain-oriented silicon electrical steel originating in China, Japan, South Korea, Russia and the United States.