In January this year, the weighted-average purchase costs in China of coking coal, metallurgical coke, domestic production iron ore fines, import iron ore fines and ferrous scrap decreased by 30.39 percent, 29.27 percent, 21.14 percent, 24.26 percent and 16.59 percent year on year, while declining by 7.03 percent, 6.24 percent, 0.98 percent, 1.12 percent and 2.07 percent, month on month, respectively, as announced by the China Iron and Steel Association (CISA).