The big Indonesian steelmakers are seeking an anti-dumping investigation as well as the imposition of tariffs on steel imports from both Vietnam and China, reported the Vietnam Competition Authority.PT NS BlueScope Indonesia brought the complaint, said the Authority, alleging the repeated illegal trade practices have devastated production and employment and are causing irreparable harm to the Indonesian steel industry.On December 26, Indonesia’s Anti-Dumping Committee advised they have initiated an investigation of pertinent steel imports from China and Vietnam for the period July 2015 through June 2016.