A cewar bayanai daga China Iron daKarfeƘungiyar (CISA), China Iron Ma'adinai Price Index (CIOPI) ya kasance maki 739.34 a watan Mayu

14, wanda ya ragu da kashi 4.13% ko maki 31.86 idan aka kwatanta da CIOPI na baya a ranar 13 ga Mayu.

Ma'aunin farashin ma'adinan ƙarfe na cikin gida ya kasance maki 596.28, wanda ya tashi da kashi 2.46% ko maki 14.32 idan aka kwatanta da ma'aunin farashin da ya gabata;

Farashin ma'aunin farashin ma'adinan ƙarfe na shigo da kaya ya kasance maki 766.38, wanda ya ragu da kashi 5.03% ko maki 40.59 idan aka kwatanta da na baya.