South Korea Imposes Provisional Anti-Dumping Duties on Medium-Thickness Plates from China. According to the China Trade Remedy Information Network, on April 24, the Ministry of Strategy and Finance of South Korea issued Announcement No. 2025-15, deciding to impose provisional anti-dumping duties on hot-rolled carbon or alloy steel medium-thickness plates originating from China for a period of four months, with a duty rate ranging from 27.91 to 38.02%, effective until August 23, 2025.