According to SMM research, the domestic mine capacity utilization rate was 70% from Apr 29-May 5, a decrease of 2.7% WoW; the output of iron ore concentrate was 934,000 tons, a decrease of 37,000 tons WoW; the sales volume was 884,000 tons, a decrease of 157,000 tons WoW; the mine concentrate inventory was 480,000 tons, a cumulative inventory of 50,000 tons WoW.